syzbot

fatal error: fault
[  96.5028348] uhub5: device problem, disabling port 1
[signal SIGSEGV: segmentation violation code=0x1 addr=0x7f7fb0c2e000 pc=0x4709fc]

goroutine 36 [running]:
runtime.throw({0xbdc158?, 0x0?})
	/usr/local/go/src/runtime/panic.go:1077 +0x5c fp=0xc000727b58 sp=0xc000727b28 pc=0x43a81c
runtime.sigpanic()
	/usr/local/go/src/runtime/signal_unix.go:875 +0x285 fp=0xc000727bb8 sp=0xc000727b58 pc=0x451585
runtime.memmove()
	/usr/local/go/src/runtime/memmove_amd64.s:375 +0x43c fp=0xc000727bc0 sp=0xc000727bb8 pc=0x4709fc
github.com/google/syzkaller/pkg/ipc.(*Env).ExecProg(0xc000781200, 0x2d?, {0xc0005be000, 0x42c8, 0x0?})
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:247 +0x85 fp=0xc000727c50 sp=0xc000727bc0 pc=0xa11785
main.(*Proc).executeProgram(0xc0000105a0, 0xc000134070, 0xc000727df0?)
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/proc.go:123 +0xe5 fp=0xc000727db8 sp=0xc000727c50 pc=0xa1b365
main.(*Proc).execute(0xc0000105a0?, 0xc000134070, 0xc000014788?)
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/proc.go:103 +0x33 fp=0xc000727e00 sp=0xc000727db8 pc=0xa1b1b3
main.(*Proc).loop(0xc0000105a0)
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/proc.go:46 +0xcc fp=0xc000727fc8 sp=0xc000727e00 pc=0xa1aa2c
main.startProc.func1()
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/proc.go:37 +0x25 fp=0xc000727fe0 sp=0xc000727fc8 pc=0xa1a925
runtime.goexit()
	/usr/local/go/src/runtime/asm_amd64.s:1650 +0x1 fp=0xc000727fe8 sp=0xc000727fe0 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, 0x6, 0xc00055c000, 0x61af4)
	/usr/local/go/src/syscall/asm_unix_amd64.s:19 +0x9 fp=0xc00072b750 sp=0xc00072b740 pc=0x4beb49
syscall.read(0xc000781180?, {0xc00055c000?, 0x0?, 0x0?})
	/usr/local/go/src/syscall/zsyscall_netbsd_amd64.go:860 +0x45 fp=0xc00072b7a8 sp=0xc00072b750 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(0xc000781180, {0xc00055c000, 0x61af4, 0x62000})
	/usr/local/go/src/internal/poll/fd_unix.go:160 +0x2ae fp=0xc00072b840 sp=0xc00072b7a8 pc=0x4d9d2e
net.(*netFD).Read(0xc000781180, {0xc00055c000?, 0xc0000e4400?, 0x100c0003fe480?})
	/usr/local/go/src/net/fd_posix.go:55 +0x25 fp=0xc00072b888 sp=0xc00072b840 pc=0x5b8d85
net.(*conn).Read(0xc000014298, {0xc00055c000?, 0xc000010c60?, 0x18?})
	/usr/local/go/src/net/net.go:179 +0x45 fp=0xc00072b8d0 sp=0xc00072b888 pc=0x5c96a5
net.(*TCPConn).Read(0xc00072b960?, {0xc00055c000?, 0xc00072b938?, 0x40dd4c?})
	<autogenerated>:1 +0x25 fp=0xc00072b900 sp=0xc00072b8d0 pc=0x5d9e05
io.ReadAtLeast({0x7f7fb109f2d8, 0xc000014298}, {0xc00055c000, 0x61af4, 0x62000}, 0x4)
	/usr/local/go/src/io/io.go:335 +0x90 fp=0xc00072b948 sp=0xc00072b900 pc=0x4b4a50
github.com/google/syzkaller/pkg/flatrpc.(*Conn).recv(0xc000090b90, 0xc00055c004?)
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/flatrpc/conn.go:178 +0x1a5 fp=0xc00072b9e0 sp=0xc00072b948 pc=0x8d4b65
github.com/google/syzkaller/pkg/flatrpc.Recv[...](0xc000090b90)
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/flatrpc/conn.go:152 +0xb3 fp=0xc00072ba40 sp=0xc00072b9e0 pc=0xa1c6f3
main.(*FuzzerTool).handleConn(0xc00078b0e0)
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/fuzzer.go:222 +0x36 fp=0xc00072bae8 sp=0xc00072ba40 pc=0xa19536
main.main()
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/fuzzer.go:162 +0xec5 fp=0xc00072bf40 sp=0xc00072bae8 pc=0xa19065
runtime.main()
	/usr/local/go/src/runtime/proc.go:267 +0x2bb fp=0xc00072bfe0 sp=0xc00072bf40 pc=0x43d1fb
runtime.goexit()
	/usr/local/go/src/runtime/asm_amd64.s:1650 +0x1 fp=0xc00072bfe8 sp=0xc00072bfe0 pc=0x46f7c1

goroutine 2 [force gc (idle)]:
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(0x43c0e4?, 0x2b7aee?, 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?, 0xa0?, 0x0?, 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(0xcaae58?, 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(0x111cf710ca?, 0x2?, 0x4c?, 0xa?, 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 20 [select]:
runtime.gopark(0xc000059788?, 0x3?, 0x0?, 0x65?, 0xc000059772?)
	/usr/local/go/src/runtime/proc.go:398 +0xce fp=0xc000059618 sp=0xc0000595f8 pc=0x43d66e
runtime.selectgo(0xc000059788, 0xc00005976c, 0xc0000de780?, 0x0, 0x0?, 0x1)
	/usr/local/go/src/runtime/select.go:327 +0x725 fp=0xc000059738 sp=0xc000059618 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=0xc0000597c8 sp=0xc000059738 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=0xc0000597e0 sp=0xc0000597c8 pc=0x9f0bc5
runtime.goexit()
	/usr/local/go/src/runtime/asm_amd64.s:1650 +0x1 fp=0xc0000597e8 sp=0xc0000597e0 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 22 [select, locked to thread]:
runtime.gopark(0xc000404fa8?, 0x2?, 0x9?, 0xd9?, 0xc000404f94?)
	/usr/local/go/src/runtime/proc.go:398 +0xce fp=0xc000404e30 sp=0xc000404e10 pc=0x43d66e
runtime.selectgo(0xc000404fa8, 0xc000404f90, 0x0?, 0x0, 0x0?, 0x1)
	/usr/local/go/src/runtime/select.go:327 +0x725 fp=0xc000404f50 sp=0xc000404e30 pc=0x44dac5
runtime.ensureSigM.func1()
	/usr/local/go/src/runtime/signal_unix.go:1014 +0x192 fp=0xc000404fe0 sp=0xc000404f50 pc=0x4664f2
runtime.goexit()
	/usr/local/go/src/runtime/asm_amd64.s:1650 +0x1 fp=0xc000404fe8 sp=0xc000404fe0 pc=0x46f7c1
created by runtime.ensureSigM in goroutine 7
	/usr/local/go/src/runtime/signal_unix.go:997 +0xc8

goroutine 6 [chan receive]:
runtime.gopark(0xc00007a660?, 0xc000090be0?, 0x60?, 0x6f?, 0x8d43e0?)
	/usr/local/go/src/runtime/proc.go:398 +0xce fp=0xc00014cef8 sp=0xc00014ced8 pc=0x43d66e
runtime.chanrecv(0xc00007a6c0, 0xc00014cfb8, 0x1)
	/usr/local/go/src/runtime/chan.go:583 +0x3cd fp=0xc00014cf70 sp=0xc00014cef8 pc=0x4094ad
runtime.chanrecv2(0xc0000ea0c0?, 0xa3b65757274206e?)
	/usr/local/go/src/runtime/chan.go:447 +0x12 fp=0xc00014cf98 sp=0xc00014cf70 pc=0x4090d2
github.com/google/syzkaller/pkg/stats.newSet.func1()
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/stats/set.go:98 +0x66 fp=0xc00014cfe0 sp=0xc00014cf98 pc=0x8d2f46
runtime.goexit()
	/usr/local/go/src/runtime/asm_amd64.s:1650 +0x1 fp=0xc00014cfe8 sp=0xc00014cfe0 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 7 [chan receive]:
runtime.gopark(0xc000059ee0?, 0x7990c5?, 0x1?, 0xb6?, 0xc000059f58?)
	/usr/local/go/src/runtime/proc.go:398 +0xce fp=0xc000059ec8 sp=0xc000059ea8 pc=0x43d66e
runtime.chanrecv(0xc00007a120, 0x0, 0x1)
	/usr/local/go/src/runtime/chan.go:583 +0x3cd fp=0xc000059f40 sp=0xc000059ec8 pc=0x4094ad
runtime.chanrecv1(0xc00007a120?, 0xc000059fb0?)
	/usr/local/go/src/runtime/chan.go:442 +0x12 fp=0xc000059f68 sp=0xc000059f40 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=0xc000059fe0 sp=0xc000059f68 pc=0x79a025
runtime.goexit()
	/usr/local/go/src/runtime/asm_amd64.s:1650 +0x1 fp=0xc000059fe8 sp=0xc000059fe0 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 8 [chan receive]:
runtime.gopark(0x0?, 0x0?, 0x0?, 0x0?, 0x0?)
	/usr/local/go/src/runtime/proc.go:398 +0xce fp=0xc0000536f0 sp=0xc0000536d0 pc=0x43d66e
runtime.chanrecv(0xc000092180, 0x0, 0x1)
	/usr/local/go/src/runtime/chan.go:583 +0x3cd fp=0xc000053768 sp=0xc0000536f0 pc=0x4094ad
runtime.chanrecv1(0x0?, 0x0?)
	/usr/local/go/src/runtime/chan.go:442 +0x12 fp=0xc000053790 sp=0xc000053768 pc=0x4090b2
main.main.func1()
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/fuzzer.go:76 +0x19 fp=0xc0000537e0 sp=0xc000053790 pc=0xa190b9
runtime.goexit()
	/usr/local/go/src/runtime/asm_amd64.s:1650 +0x1 fp=0xc0000537e8 sp=0xc0000537e0 pc=0x46f7c1
created by main.main in goroutine 1
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/fuzzer.go:74 +0x33b

goroutine 9 [IO wait]:
runtime.gopark(0xc000405c10?, 0x41013d?, 0x18?, 0x5c?, 0x4df99d?)
	/usr/local/go/src/runtime/proc.go:398 +0xce fp=0xc000405ba8 sp=0xc000405b88 pc=0x43d66e
runtime.netpollblock(0x7f7fb132aa88?, 0x407ce6?, 0x0?)
	/usr/local/go/src/runtime/netpoll.go:564 +0xf7 fp=0xc000405be0 sp=0xc000405ba8 pc=0x436a17
internal/poll.runtime_pollWait(0x7f7fb109ec10, 0x72)
	/usr/local/go/src/runtime/netpoll.go:343 +0x85 fp=0xc000405c00 sp=0xc000405be0 pc=0x469f85
internal/poll.(*pollDesc).wait(0xc000186080?, 0xc000405ce8?, 0x0)
	/usr/local/go/src/internal/poll/fd_poll_runtime.go:84 +0x27 fp=0xc000405c28 sp=0xc000405c00 pc=0x4d8a07
internal/poll.(*pollDesc).waitRead(...)
	/usr/local/go/src/internal/poll/fd_poll_runtime.go:89
internal/poll.(*FD).Accept(0xc000186080)
	/usr/local/go/src/internal/poll/fd_unix.go:611 +0x2ac fp=0xc000405cd0 sp=0xc000405c28 pc=0x4ddeec
net.(*netFD).accept(0xc000186080)
	/usr/local/go/src/net/fd_unix.go:172 +0x29 fp=0xc000405d88 sp=0xc000405cd0 pc=0x5bada9
net.(*TCPListener).accept(0xc000416000)
	/usr/local/go/src/net/tcpsock_posix.go:152 +0x1e fp=0xc000405db0 sp=0xc000405d88 pc=0x5d16de
net.(*TCPListener).Accept(0xc000416000)
	/usr/local/go/src/net/tcpsock.go:315 +0x30 fp=0xc000405de0 sp=0xc000405db0 pc=0x5d08d0
net/http.(*onceCloseListener).Accept(0xd67f30?)
	<autogenerated>:1 +0x24 fp=0xc000405df8 sp=0xc000405de0 pc=0x6f1bc4
net/http.(*Server).Serve(0xc00007e000, {0xd67000, 0xc000416000})
	/usr/local/go/src/net/http/server.go:3056 +0x364 fp=0xc000405f28 sp=0xc000405df8 pc=0x6cf864
net/http.(*Server).ListenAndServe(0xc00007e000)
	/usr/local/go/src/net/http/server.go:2985 +0x71 fp=0xc000405f58 sp=0xc000405f28 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=0xc000405fe0 sp=0xc000405f58 pc=0xa1a4bd
runtime.goexit()
	/usr/local/go/src/runtime/asm_amd64.s:1650 +0x1 fp=0xc000405fe8 sp=0xc000405fe0 pc=0x46f7c1
created by main.setupPprofHandler in goroutine 1
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/fuzzer.go:283 +0x37

goroutine 23 [syscall]:
runtime.notetsleepg(0x44471c?, 0xc000058fd0?)
	/usr/local/go/src/runtime/lock_sema.go:294 +0x29 fp=0xc000058fa0 sp=0xc000058f58 pc=0x40ea69
os/signal.signal_recv()
	/usr/local/go/src/runtime/sigqueue.go:152 +0x29 fp=0xc000058fc0 sp=0xc000058fa0 pc=0x46bf29
os/signal.loop()
	/usr/local/go/src/os/signal/signal_unix.go:23 +0x13 fp=0xc000058fe0 sp=0xc000058fc0 pc=0x7993f3
runtime.goexit()
	/usr/local/go/src/runtime/asm_amd64.s:1650 +0x1 fp=0xc000058fe8 sp=0xc000058fe0 pc=0x46f7c1
created by os/signal.Notify.func1.1 in goroutine 7
	/usr/local/go/src/os/signal/signal.go:151 +0x1f

goroutine 120 [IO wait]:
runtime.gopark(0xc00014c618?, 0xc00014c618?, 0x7d?, 0xeb?, 0xc00014c670?)
	/usr/local/go/src/runtime/proc.go:398 +0xce fp=0xc00014c600 sp=0xc00014c5e0 pc=0x43d66e
runtime.netpollblock(0xc0006f4000?, 0x407ce6?, 0x0?)
	/usr/local/go/src/runtime/netpoll.go:564 +0xf7 fp=0xc00014c638 sp=0xc00014c600 pc=0x436a17
internal/poll.runtime_pollWait(0x7f7fb10435e0, 0x72)
	/usr/local/go/src/runtime/netpoll.go:343 +0x85 fp=0xc00014c658 sp=0xc00014c638 pc=0x469f85
internal/poll.(*pollDesc).wait(0xc000485da0?, 0xc0006f4000?, 0x1)
	/usr/local/go/src/internal/poll/fd_poll_runtime.go:84 +0x27 fp=0xc00014c680 sp=0xc00014c658 pc=0x4d8a07
internal/poll.(*pollDesc).waitRead(...)
	/usr/local/go/src/internal/poll/fd_poll_runtime.go:89
internal/poll.(*FD).Read(0xc000485da0, {0xc0006f4000, 0x20000, 0x20000})
	/usr/local/go/src/internal/poll/fd_unix.go:164 +0x27a fp=0xc00014c718 sp=0xc00014c680 pc=0x4d9cfa
os.(*File).read(...)
	/usr/local/go/src/os/file_posix.go:29
os.(*File).Read(0xc000412190, {0xc0006f4000?, 0x4c9fcf?, 0xc00014c7b8?})
	/usr/local/go/src/os/file.go:118 +0x52 fp=0xc00014c758 sp=0xc00014c718 pc=0x4e3ad2
github.com/google/syzkaller/pkg/ipc.(*Env).makeCommand.func2(0xc000186780)
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:617 +0x89 fp=0xc00014c7c8 sp=0xc00014c758 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=0xc00014c7e0 sp=0xc00014c7c8 pc=0xa14607
runtime.goexit()
	/usr/local/go/src/runtime/asm_amd64.s:1650 +0x1 fp=0xc00014c7e8 sp=0xc00014c7e0 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 38 [select]:
runtime.gopark(0xc000723978?, 0x2?, 0xc0?, 0x6?, 0xc00072391c?)
	/usr/local/go/src/runtime/proc.go:398 +0xce fp=0xc0007237c0 sp=0xc0007237a0 pc=0x43d66e
runtime.selectgo(0xc000723978, 0xc000723918, 0x20?, 0x0, 0x41d020?, 0x1)
	/usr/local/go/src/runtime/select.go:327 +0x725 fp=0xc0007238e0 sp=0xc0007237c0 pc=0x44dac5
github.com/google/syzkaller/pkg/ipc.(*command).handshake(0xc000186800)
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:705 +0x1d3 fp=0xc0007239a8 sp=0xc0007238e0 pc=0xa14c73
github.com/google/syzkaller/pkg/ipc.(*Env).makeCommand(0xc000781300, 0xc0000cc210, {0xbda86e?, 0x0?})
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:653 +0xc52 fp=0xc000723c20 sp=0xc0007239a8 pc=0xa14352
github.com/google/syzkaller/pkg/ipc.(*Env).RestartIfNeeded(0xc000781300, 0xc0000cc210)
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:313 +0xce fp=0xc000723c50 sp=0xc000723c20 pc=0xa11ace
main.(*Proc).executeProgram(0xc0000105d0, 0xc0007e0000, 0xc000407df0?)
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/proc.go:120 +0x6f fp=0xc000723db8 sp=0xc000723c50 pc=0xa1b2ef
main.(*Proc).execute(0xc0000105d0?, 0xc0007e0000, 0xc000014368?)
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/proc.go:103 +0x33 fp=0xc000723e00 sp=0xc000723db8 pc=0xa1b1b3
main.(*Proc).loop(0xc0000105d0)
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/proc.go:46 +0xcc fp=0xc000723fc8 sp=0xc000723e00 pc=0xa1aa2c
main.startProc.func1()
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/proc.go:37 +0x25 fp=0xc000723fe0 sp=0xc000723fc8 pc=0xa1a925
runtime.goexit()
	/usr/local/go/src/runtime/asm_amd64.s:1650 +0x1 fp=0xc000723fe8 sp=0xc000723fe0 pc=0x46f7c1
created by main.startProc in goroutine 1
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/proc.go:37 +0x116

goroutine 40 [select]:
runtime.gopark(0xc000731978?, 0x2?, 0x0?, 0x18?, 0xc00073191c?)
	/usr/local/go/src/runtime/proc.go:398 +0xce fp=0xc0007317c0 sp=0xc0007317a0 pc=0x43d66e
runtime.selectgo(0xc000731978, 0xc000731918, 0x20?, 0x0, 0x41d020?, 0x1)
	/usr/local/go/src/runtime/select.go:327 +0x725 fp=0xc0007318e0 sp=0xc0007317c0 pc=0x44dac5
github.com/google/syzkaller/pkg/ipc.(*command).handshake(0xc000186a00)
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:705 +0x1d3 fp=0xc0007319a8 sp=0xc0007318e0 pc=0xa14c73
github.com/google/syzkaller/pkg/ipc.(*Env).makeCommand(0xc000781400, 0xc0000cc240, {0xbda86e?, 0x0?})
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:653 +0xc52 fp=0xc000731c20 sp=0xc0007319a8 pc=0xa14352
github.com/google/syzkaller/pkg/ipc.(*Env).RestartIfNeeded(0xc000781400, 0xc0000cc240)
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:313 +0xce fp=0xc000731c50 sp=0xc000731c20 pc=0xa11ace
main.(*Proc).executeProgram(0xc000010600, 0xc0007e00e0, 0xc000731df0?)
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/proc.go:120 +0x6f fp=0xc000731db8 sp=0xc000731c50 pc=0xa1b2ef
main.(*Proc).execute(0xc000010600?, 0xc0007e00e0, 0xc0000146a8?)
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/proc.go:103 +0x33 fp=0xc000731e00 sp=0xc000731db8 pc=0xa1b1b3
main.(*Proc).loop(0xc000010600)
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/proc.go:46 +0xcc fp=0xc000731fc8 sp=0xc000731e00 pc=0xa1aa2c
main.startProc.func1()
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/proc.go:37 +0x25 fp=0xc000731fe0 sp=0xc000731fc8 pc=0xa1a925
runtime.goexit()
	/usr/local/go/src/runtime/asm_amd64.s:1650 +0x1 fp=0xc000731fe8 sp=0xc000731fe0 pc=0x46f7c1
created by main.startProc in goroutine 1
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/proc.go:37 +0x116

goroutine 39 [select]:
runtime.gopark(0xc000725978?, 0x2?, 0x60?, 0xc?, 0xc00072591c?)
	/usr/local/go/src/runtime/proc.go:398 +0xce fp=0xc0007257c0 sp=0xc0007257a0 pc=0x43d66e
runtime.selectgo(0xc000725978, 0xc000725918, 0x20?, 0x0, 0x41d020?, 0x1)
	/usr/local/go/src/runtime/select.go:327 +0x725 fp=0xc0007258e0 sp=0xc0007257c0 pc=0x44dac5
github.com/google/syzkaller/pkg/ipc.(*command).handshake(0xc000186980)
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:705 +0x1d3 fp=0xc0007259a8 sp=0xc0007258e0 pc=0xa14c73
github.com/google/syzkaller/pkg/ipc.(*Env).makeCommand(0xc000781380, 0xc0000ccc18, {0xbda86e?, 0x0?})
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:653 +0xc52 fp=0xc000725c20 sp=0xc0007259a8 pc=0xa14352
github.com/google/syzkaller/pkg/ipc.(*Env).RestartIfNeeded(0xc000781380, 0xc0000ccc18)
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:313 +0xce fp=0xc000725c50 sp=0xc000725c20 pc=0xa11ace
main.(*Proc).executeProgram(0xc0000105e8, 0xc0007e0150, 0xc000406df0?)
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/proc.go:120 +0x6f fp=0xc000725db8 sp=0xc000725c50 pc=0xa1b2ef
main.(*Proc).execute(0xc0000105e8?, 0xc0007e0150, 0xc000014710?)
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/proc.go:103 +0x33 fp=0xc000725e00 sp=0xc000725db8 pc=0xa1b1b3
main.(*Proc).loop(0xc0000105e8)
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/proc.go:46 +0xcc fp=0xc000725fc8 sp=0xc000725e00 pc=0xa1aa2c
main.startProc.func1()
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/proc.go:37 +0x25 fp=0xc000725fe0 sp=0xc000725fc8 pc=0xa1a925
runtime.goexit()
	/usr/local/go/src/runtime/asm_amd64.s:1650 +0x1 fp=0xc000725fe8 sp=0xc000725fe0 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(0xc00072f890?, 0xc00072f890?, 0x7d?, 0xeb?, 0xc00072f8e8?)
	/usr/local/go/src/runtime/proc.go:398 +0xce fp=0xc00072f878 sp=0xc00072f858 pc=0x43d66e
runtime.netpollblock(0xc00019a250?, 0x407ce6?, 0x0?)
	/usr/local/go/src/runtime/netpoll.go:564 +0xf7 fp=0xc00072f8b0 sp=0xc00072f878 pc=0x436a17
internal/poll.runtime_pollWait(0x7f7fb109e738, 0x72)
	/usr/local/go/src/runtime/netpoll.go:343 +0x85 fp=0xc00072f8d0 sp=0xc00072f8b0 pc=0x469f85
internal/poll.(*pollDesc).wait(0xc000484ba0?, 0xc00019a250?, 0x1)
	/usr/local/go/src/internal/poll/fd_poll_runtime.go:84 +0x27 fp=0xc00072f8f8 sp=0xc00072f8d0 pc=0x4d8a07
internal/poll.(*pollDesc).waitRead(...)
	/usr/local/go/src/internal/poll/fd_poll_runtime.go:89
internal/poll.(*FD).Read(0xc000484ba0, {0xc00019a250, 0xc, 0xc})
	/usr/local/go/src/internal/poll/fd_unix.go:164 +0x27a fp=0xc00072f990 sp=0xc00072f8f8 pc=0x4d9cfa
os.(*File).read(...)
	/usr/local/go/src/os/file_posix.go:29
os.(*File).Read(0xc000412110, {0xc00019a250?, 0xc00072fa08?, 0x410365?})
	/usr/local/go/src/os/file.go:118 +0x52 fp=0xc00072f9d0 sp=0xc00072f990 pc=0x4e3ad2
io.ReadAtLeast({0xd5f300, 0xc000412110}, {0xc00019a250, 0xc, 0xc}, 0xc)
	/usr/local/go/src/io/io.go:335 +0x90 fp=0xc00072fa18 sp=0xc00072f9d0 pc=0x4b4a50
io.ReadFull(...)
	/usr/local/go/src/io/io.go:354
github.com/google/syzkaller/pkg/ipc.(*command).exec(0xc000186500, 0xc000038180?)
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:769 +0x3c5 fp=0xc00072fbc0 sp=0xc00072fa18 pc=0xa15405
github.com/google/syzkaller/pkg/ipc.(*Env).ExecProg(0xc000781280, 0x2a?, {0xc0004d2d20, 0x54, 0x0?})
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:260 +0x10c fp=0xc00072fc50 sp=0xc00072fbc0 pc=0xa1180c
main.(*Proc).executeProgram(0xc0000105b8, 0xc000134000, 0xc00072fdf0?)
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/proc.go:123 +0xe5 fp=0xc00072fdb8 sp=0xc00072fc50 pc=0xa1b365
main.(*Proc).execute(0xc0000105b8?, 0xc000134000, 0xc000014748?)
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/proc.go:103 +0x33 fp=0xc00072fe00 sp=0xc00072fdb8 pc=0xa1b1b3
main.(*Proc).loop(0xc0000105b8)
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/proc.go:46 +0xcc fp=0xc00072ffc8 sp=0xc00072fe00 pc=0xa1aa2c
main.startProc.func1()
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/proc.go:37 +0x25 fp=0xc00072ffe0 sp=0xc00072ffc8 pc=0xa1a925
runtime.goexit()
	/usr/local/go/src/runtime/asm_amd64.s:1650 +0x1 fp=0xc00072ffe8 sp=0xc00072ffe0 pc=0x46f7c1
created by main.startProc in goroutine 1
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/proc.go:37 +0x116

goroutine 124 [syscall]:
syscall.Syscall6(0x1e1, 0x1, 0x55f, 0xc00014d66c, 0x10020, 0x0, 0x0)
	/usr/local/go/src/syscall/asm_unix_amd64.s:39 +0x9 fp=0xc00014d618 sp=0xc00014d608 pc=0x4beba9
os.wait6(0x416efc?, 0xc00014d6c8?, 0x46b805?)
	/usr/local/go/src/os/wait6_netbsd.go:16 +0x4c fp=0xc00014d688 sp=0xc00014d618 pc=0x4e910c
os.(*Process).blockUntilWaitable(0xc000732990)
	/usr/local/go/src/os/wait_wait6.go:20 +0x30 fp=0xc00014d6b8 sp=0xc00014d688 pc=0x4e9190
os.(*Process).wait(0xc000732990)
	/usr/local/go/src/os/exec_unix.go:22 +0x25 fp=0xc00014d718 sp=0xc00014d6b8 pc=0x4e3345
os.(*Process).Wait(...)
	/usr/local/go/src/os/exec.go:134
os/exec.(*Cmd).Wait(0xc000522160)
	/usr/local/go/src/os/exec/exec.go:890 +0x45 fp=0xc00014d780 sp=0xc00014d718 pc=0x795f05
github.com/google/syzkaller/pkg/ipc.(*Env).makeCommand.func3(0xc000186800)
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:640 +0x28 fp=0xc00014d7c8 sp=0xc00014d780 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=0xc00014d7e0 sp=0xc00014d7c8 pc=0xa14507
runtime.goexit()
	/usr/local/go/src/runtime/asm_amd64.s:1650 +0x1 fp=0xc00014d7e8 sp=0xc00014d7e0 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 41 [IO wait]:
runtime.gopark(0xc000729890?, 0xc000729890?, 0x7d?, 0xeb?, 0xc0007298e8?)
	/usr/local/go/src/runtime/proc.go:398 +0xce fp=0xc000729878 sp=0xc000729858 pc=0x43d66e
runtime.netpollblock(0xc0007e42d0?, 0x407ce6?, 0x0?)
	/usr/local/go/src/runtime/netpoll.go:564 +0xf7 fp=0xc0007298b0 sp=0xc000729878 pc=0x436a17
internal/poll.runtime_pollWait(0x7f7fb109e450, 0x72)
	/usr/local/go/src/runtime/netpoll.go:343 +0x85 fp=0xc0007298d0 sp=0xc0007298b0 pc=0x469f85
internal/poll.(*pollDesc).wait(0xc000485620?, 0xc0007e42d0?, 0x1)
	/usr/local/go/src/internal/poll/fd_poll_runtime.go:84 +0x27 fp=0xc0007298f8 sp=0xc0007298d0 pc=0x4d8a07
internal/poll.(*pollDesc).waitRead(...)
	/usr/local/go/src/internal/poll/fd_poll_runtime.go:89
internal/poll.(*FD).Read(0xc000485620, {0xc0007e42d0, 0xc, 0xc})
	/usr/local/go/src/internal/poll/fd_unix.go:164 +0x27a fp=0xc000729990 sp=0xc0007298f8 pc=0x4d9cfa
os.(*File).read(...)
	/usr/local/go/src/os/file_posix.go:29
os.(*File).Read(0xc000412158, {0xc0007e42d0?, 0xc000729a08?, 0x410365?})
	/usr/local/go/src/os/file.go:118 +0x52 fp=0xc0007299d0 sp=0xc000729990 pc=0x4e3ad2
io.ReadAtLeast({0xd5f300, 0xc000412158}, {0xc0007e42d0, 0xc, 0xc}, 0xc)
	/usr/local/go/src/io/io.go:335 +0x90 fp=0xc000729a18 sp=0xc0007299d0 pc=0x4b4a50
io.ReadFull(...)
	/usr/local/go/src/io/io.go:354
github.com/google/syzkaller/pkg/ipc.(*command).exec(0xc000186600, 0xc0000ccf90?)
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:769 +0x3c5 fp=0xc000729bc0 sp=0xc000729a18 pc=0xa15405
github.com/google/syzkaller/pkg/ipc.(*Env).ExecProg(0xc000781480, 0x2b?, {0xc000130800, 0x7f9, 0x0?})
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:260 +0x10c fp=0xc000729c50 sp=0xc000729bc0 pc=0xa1180c
main.(*Proc).executeProgram(0xc000010618, 0xc0007e01c0, 0xc000729df0?)
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/proc.go:123 +0xe5 fp=0xc000729db8 sp=0xc000729c50 pc=0xa1b365
main.(*Proc).execute(0xc000010618?, 0xc0007e01c0, 0xc0004122d0?)
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/proc.go:103 +0x33 fp=0xc000729e00 sp=0xc000729db8 pc=0xa1b1b3
main.(*Proc).loop(0xc000010618)
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/proc.go:46 +0xcc fp=0xc000729fc8 sp=0xc000729e00 pc=0xa1aa2c
main.startProc.func1()
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/proc.go:37 +0x25 fp=0xc000729fe0 sp=0xc000729fc8 pc=0xa1a925
runtime.goexit()
	/usr/local/go/src/runtime/asm_amd64.s:1650 +0x1 fp=0xc000729fe8 sp=0xc000729fe0 pc=0x46f7c1
created by main.startProc in goroutine 1
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/proc.go:37 +0x116

goroutine 118 [syscall]:
syscall.Syscall6(0x1e1, 0x1, 0x55c, 0xc00014ae6c, 0x10020, 0x0, 0x0)
	/usr/local/go/src/syscall/asm_unix_amd64.s:39 +0x9 fp=0xc00014ae18 sp=0xc00014ae08 pc=0x4beba9
os.wait6(0xc000480d00?, 0x408b00?, 0xc000480d00?)
	/usr/local/go/src/os/wait6_netbsd.go:16 +0x4c fp=0xc00014ae88 sp=0xc00014ae18 pc=0x4e910c
os.(*Process).blockUntilWaitable(0xc0007325d0)
	/usr/local/go/src/os/wait_wait6.go:20 +0x30 fp=0xc00014aeb8 sp=0xc00014ae88 pc=0x4e9190
os.(*Process).wait(0xc0007325d0)
	/usr/local/go/src/os/exec_unix.go:22 +0x25 fp=0xc00014af18 sp=0xc00014aeb8 pc=0x4e3345
os.(*Process).Wait(...)
	/usr/local/go/src/os/exec.go:134
os/exec.(*Cmd).Wait(0xc000275e40)
	/usr/local/go/src/os/exec/exec.go:890 +0x45 fp=0xc00014af80 sp=0xc00014af18 pc=0x795f05
github.com/google/syzkaller/pkg/ipc.(*Env).makeCommand.func3(0xc000186600)
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:640 +0x28 fp=0xc00014afc8 sp=0xc00014af80 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=0xc00014afe0 sp=0xc00014afc8 pc=0xa14507
runtime.goexit()
	/usr/local/go/src/runtime/asm_amd64.s:1650 +0x1 fp=0xc00014afe8 sp=0xc00014afe0 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:639 +0xc0d

goroutine 126 [IO wait]:
runtime.gopark(0xc00014b618?, 0xc00014b618?, 0x7d?, 0xeb?, 0xc00014b670?)
	/usr/local/go/src/runtime/proc.go:398 +0xce fp=0xc00014b600 sp=0xc00014b5e0 pc=0x43d66e
runtime.netpollblock(0xc000840000?, 0x407ce6?, 0x0?)
	/usr/local/go/src/runtime/netpoll.go:564 +0xf7 fp=0xc00014b638 sp=0xc00014b600 pc=0x436a17
internal/poll.runtime_pollWait(0x7f7fb10433f0, 0x72)
	/usr/local/go/src/runtime/netpoll.go:343 +0x85 fp=0xc00014b658 sp=0xc00014b638 pc=0x469f85
internal/poll.(*pollDesc).wait(0xc0005208a0?, 0xc000840000?, 0x1)
	/usr/local/go/src/internal/poll/fd_poll_runtime.go:84 +0x27 fp=0xc00014b680 sp=0xc00014b658 pc=0x4d8a07
internal/poll.(*pollDesc).waitRead(...)
	/usr/local/go/src/internal/poll/fd_poll_runtime.go:89
internal/poll.(*FD).Read(0xc0005208a0, {0xc000840000, 0x20000, 0x20000})
	/usr/local/go/src/internal/poll/fd_unix.go:164 +0x27a fp=0xc00014b718 sp=0xc00014b680 pc=0x4d9cfa
os.(*File).read(...)
	/usr/local/go/src/os/file_posix.go:29
os.(*File).Read(0xc000412220, {0xc000840000?, 0x4c9fcf?, 0xc00014b7b8?})
	/usr/local/go/src/os/file.go:118 +0x52 fp=0xc00014b758 sp=0xc00014b718 pc=0x4e3ad2
github.com/google/syzkaller/pkg/ipc.(*Env).makeCommand.func2(0xc000186980)
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:617 +0x89 fp=0xc00014b7c8 sp=0xc00014b758 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=0xc00014b7e0 sp=0xc00014b7c8 pc=0xa14607
runtime.goexit()
	/usr/local/go/src/runtime/asm_amd64.s:1650 +0x1 fp=0xc00014b7e8 sp=0xc00014b7e0 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 91 [syscall]:
syscall.Syscall6(0x1e1, 0x1, 0x546, 0xc00014ee6c, 0x10020, 0x0, 0x0)
	/usr/local/go/src/syscall/asm_unix_amd64.s:39 +0x9 fp=0xc00014ee18 sp=0xc00014ee08 pc=0x4beba9
os.wait6(0x1406c20?, 0x8000000000000000?, 0x739af6e0f?)
	/usr/local/go/src/os/wait6_netbsd.go:16 +0x4c fp=0xc00014ee88 sp=0xc00014ee18 pc=0x4e910c
os.(*Process).blockUntilWaitable(0xc0007322d0)
	/usr/local/go/src/os/wait_wait6.go:20 +0x30 fp=0xc00014eeb8 sp=0xc00014ee88 pc=0x4e9190
os.(*Process).wait(0xc0007322d0)
	/usr/local/go/src/os/exec_unix.go:22 +0x25 fp=0xc00014ef18 sp=0xc00014eeb8 pc=0x4e3345
os.(*Process).Wait(...)
	/usr/local/go/src/os/exec.go:134
os/exec.(*Cmd).Wait(0xc0000002c0)
	/usr/local/go/src/os/exec/exec.go:890 +0x45 fp=0xc00014ef80 sp=0xc00014ef18 pc=0x795f05
github.com/google/syzkaller/pkg/ipc.(*Env).makeCommand.func3(0xc000186500)
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:640 +0x28 fp=0xc00014efc8 sp=0xc00014ef80 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=0xc00014efe0 sp=0xc00014efc8 pc=0xa14507
runtime.goexit()
	/usr/local/go/src/runtime/asm_amd64.s:1650 +0x1 fp=0xc00014efe8 sp=0xc00014efe0 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 132 [select]:
runtime.gopark(0xc00014f7b0?, 0x2?, 0xe0?, 0x13?, 0xc00014f78c?)
	/usr/local/go/src/runtime/proc.go:398 +0xce fp=0xc00014f638 sp=0xc00014f618 pc=0x43d66e
runtime.selectgo(0xc00014f7b0, 0xc00014f788, 0xc0007e41d8?, 0x0, 0x4?, 0x1)
	/usr/local/go/src/runtime/select.go:327 +0x725 fp=0xc00014f758 sp=0xc00014f638 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=0xc00014f7e0 sp=0xc00014f758 pc=0xa15af7
runtime.goexit()
	/usr/local/go/src/runtime/asm_amd64.s:1650 +0x1 fp=0xc00014f7e8 sp=0xc00014f7e0 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 109 [select]:
runtime.gopark(0xc000055fb0?, 0x2?, 0x20?, 0xd3?, 0xc000055f8c?)
	/usr/local/go/src/runtime/proc.go:398 +0xce fp=0xc000055e38 sp=0xc000055e18 pc=0x43d66e
runtime.selectgo(0xc000055fb0, 0xc000055f88, 0xc0007e4190?, 0x0, 0x4?, 0x1)
	/usr/local/go/src/runtime/select.go:327 +0x725 fp=0xc000055f58 sp=0xc000055e38 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=0xc000055fe0 sp=0xc000055f58 pc=0xa15af7
runtime.goexit()
	/usr/local/go/src/runtime/asm_amd64.s:1650 +0x1 fp=0xc000055fe8 sp=0xc000055fe0 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 90 [IO wait]:
runtime.gopark(0xc000054618?, 0xc000054618?, 0x7d?, 0xeb?, 0xc000054670?)
	/usr/local/go/src/runtime/proc.go:398 +0xce fp=0xc000054600 sp=0xc0000545e0 pc=0x43d66e
runtime.netpollblock(0xc00073c000?, 0x407ce6?, 0x0?)
	/usr/local/go/src/runtime/netpoll.go:564 +0xf7 fp=0xc000054638 sp=0xc000054600 pc=0x436a17
internal/poll.runtime_pollWait(0x7f7fb10437d0, 0x72)
	/usr/local/go/src/runtime/netpoll.go:343 +0x85 fp=0xc000054658 sp=0xc000054638 pc=0x469f85
internal/poll.(*pollDesc).wait(0xc000484a20?, 0xc00073c000?, 0x1)
	/usr/local/go/src/internal/poll/fd_poll_runtime.go:84 +0x27 fp=0xc000054680 sp=0xc000054658 pc=0x4d8a07
internal/poll.(*pollDesc).waitRead(...)
	/usr/local/go/src/internal/poll/fd_poll_runtime.go:89
internal/poll.(*FD).Read(0xc000484a20, {0xc00073c000, 0x20000, 0x20000})
	/usr/local/go/src/internal/poll/fd_unix.go:164 +0x27a fp=0xc000054718 sp=0xc000054680 pc=0x4d9cfa
os.(*File).read(...)
	/usr/local/go/src/os/file_posix.go:29
os.(*File).Read(0xc000412100, {0xc00073c000?, 0x4c9fcf?, 0xc0000547b8?})
	/usr/local/go/src/os/file.go:118 +0x52 fp=0xc000054758 sp=0xc000054718 pc=0x4e3ad2
github.com/google/syzkaller/pkg/ipc.(*Env).makeCommand.func2(0xc000186500)
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:617 +0x89 fp=0xc0000547c8 sp=0xc000054758 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=0xc0000547e0 sp=0xc0000547c8 pc=0xa14607
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/ipc.(*Env).makeCommand in goroutine 37
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:611 +0xa05

goroutine 117 [IO wait]:
runtime.gopark(0xc00014de18?, 0xc00014de18?, 0x7d?, 0xeb?, 0xc00014de70?)
	/usr/local/go/src/runtime/proc.go:398 +0xce fp=0xc00014de00 sp=0xc00014dde0 pc=0x43d66e
runtime.netpollblock(0xc0006d4000?, 0x407ce6?, 0x0?)
	/usr/local/go/src/runtime/netpoll.go:564 +0xf7 fp=0xc00014de38 sp=0xc00014de00 pc=0x436a17
internal/poll.runtime_pollWait(0x7f7fb1043200, 0x72)
	/usr/local/go/src/runtime/netpoll.go:343 +0x85 fp=0xc00014de58 sp=0xc00014de38 pc=0x469f85
internal/poll.(*pollDesc).wait(0xc000485560?, 0xc0006d4000?, 0x1)
	/usr/local/go/src/internal/poll/fd_poll_runtime.go:84 +0x27 fp=0xc00014de80 sp=0xc00014de58 pc=0x4d8a07
internal/poll.(*pollDesc).waitRead(...)
	/usr/local/go/src/internal/poll/fd_poll_runtime.go:89
internal/poll.(*FD).Read(0xc000485560, {0xc0006d4000, 0x20000, 0x20000})
	/usr/local/go/src/internal/poll/fd_unix.go:164 +0x27a fp=0xc00014df18 sp=0xc00014de80 pc=0x4d9cfa
os.(*File).read(...)
	/usr/local/go/src/os/file_posix.go:29
os.(*File).Read(0xc000412148, {0xc0006d4000?, 0x4c9fcf?, 0xc00014dfb8?})
	/usr/local/go/src/os/file.go:118 +0x52 fp=0xc00014df58 sp=0xc00014df18 pc=0x4e3ad2
github.com/google/syzkaller/pkg/ipc.(*Env).makeCommand.func2(0xc000186600)
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:617 +0x89 fp=0xc00014dfc8 sp=0xc00014df58 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=0xc00014dfe0 sp=0xc00014dfc8 pc=0xa14607
runtime.goexit()
	/usr/local/go/src/runtime/asm_amd64.s:1650 +0x1 fp=0xc00014dfe8 sp=0xc00014dfe0 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 129 [IO wait]:
runtime.gopark(0xc0004e4e18?, 0xc0004e4e18?, 0x7d?, 0xeb?, 0xc0004e4e70?)
	/usr/local/go/src/runtime/proc.go:398 +0xce fp=0xc0004e4e00 sp=0xc0004e4de0 pc=0x43d66e
runtime.netpollblock(0xc000860000?, 0x407ce6?, 0x0?)
	/usr/local/go/src/runtime/netpoll.go:564 +0xf7 fp=0xc0004e4e38 sp=0xc0004e4e00 pc=0x436a17
internal/poll.runtime_pollWait(0x7f7fb1043108, 0x72)
	/usr/local/go/src/runtime/netpoll.go:343 +0x85 fp=0xc0004e4e58 sp=0xc0004e4e38 pc=0x469f85
internal/poll.(*pollDesc).wait(0xc000520e40?, 0xc000860000?, 0x1)
	/usr/local/go/src/internal/poll/fd_poll_runtime.go:84 +0x27 fp=0xc0004e4e80 sp=0xc0004e4e58 pc=0x4d8a07
internal/poll.(*pollDesc).waitRead(...)
	/usr/local/go/src/internal/poll/fd_poll_runtime.go:89
internal/poll.(*FD).Read(0xc000520e40, {0xc000860000, 0x20000, 0x20000})
	/usr/local/go/src/internal/poll/fd_unix.go:164 +0x27a fp=0xc0004e4f18 sp=0xc0004e4e80 pc=0x4d9cfa
os.(*File).read(...)
	/usr/local/go/src/os/file_posix.go:29
os.(*File).Read(0xc000412268, {0xc000860000?, 0x4c9fcf?, 0xc0004e4fb8?})
	/usr/local/go/src/os/file.go:118 +0x52 fp=0xc0004e4f58 sp=0xc0004e4f18 pc=0x4e3ad2
github.com/google/syzkaller/pkg/ipc.(*Env).makeCommand.func2(0xc000186a00)
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:617 +0x89 fp=0xc0004e4fc8 sp=0xc0004e4f58 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=0xc0004e4fe0 sp=0xc0004e4fc8 pc=0xa14607
runtime.goexit()
	/usr/local/go/src/runtime/asm_amd64.s:1650 +0x1 fp=0xc0004e4fe8 sp=0xc0004e4fe0 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 123 [IO wait]:
runtime.gopark(0xc000058618?, 0xc000058618?, 0x7d?, 0xeb?, 0xc000058670?)
	/usr/local/go/src/runtime/proc.go:398 +0xce fp=0xc000058600 sp=0xc0000585e0 pc=0x43d66e
runtime.netpollblock(0xc000800000?, 0x407ce6?, 0x0?)
	/usr/local/go/src/runtime/netpoll.go:564 +0xf7 fp=0xc000058638 sp=0xc000058600 pc=0x436a17
internal/poll.runtime_pollWait(0x7f7fb109e640, 0x72)
	/usr/local/go/src/runtime/netpoll.go:343 +0x85 fp=0xc000058658 sp=0xc000058638 pc=0x469f85
internal/poll.(*pollDesc).wait(0xc000520300?, 0xc000800000?, 0x1)
	/usr/local/go/src/internal/poll/fd_poll_runtime.go:84 +0x27 fp=0xc000058680 sp=0xc000058658 pc=0x4d8a07
internal/poll.(*pollDesc).waitRead(...)
	/usr/local/go/src/internal/poll/fd_poll_runtime.go:89
internal/poll.(*FD).Read(0xc000520300, {0xc000800000, 0x20000, 0x20000})
	/usr/local/go/src/internal/poll/fd_unix.go:164 +0x27a fp=0xc000058718 sp=0xc000058680 pc=0x4d9cfa
os.(*File).read(...)
	/usr/local/go/src/os/file_posix.go:29
os.(*File).Read(0xc0004121d8, {0xc000800000?, 0x4c9fcf?, 0xc0000587b8?})
	/usr/local/go/src/os/file.go:118 +0x52 fp=0xc000058758 sp=0xc000058718 pc=0x4e3ad2
github.com/google/syzkaller/pkg/ipc.(*Env).makeCommand.func2(0xc000186800)
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:617 +0x89 fp=0xc0000587c8 sp=0xc000058758 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=0xc0000587e0 sp=0xc0000587c8 pc=0xa14607
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.(*Env).makeCommand in goroutine 38
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:611 +0xa05

goroutine 130 [syscall]:
syscall.Syscall6(0x1e1, 0x1, 0x36b, 0xc00014866c, 0x10020, 0x0, 0x0)
	/usr/local/go/src/syscall/asm_unix_amd64.s:39 +0x9 fp=0xc000148618 sp=0xc000148608 pc=0x4beba9
os.wait6(0xc000480680?, 0x408b00?, 0xc000480680?)
	/usr/local/go/src/os/wait6_netbsd.go:16 +0x4c fp=0xc000148688 sp=0xc000148618 pc=0x4e910c
os.(*Process).blockUntilWaitable(0xc000732d50)
	/usr/local/go/src/os/wait_wait6.go:20 +0x30 fp=0xc0001486b8 sp=0xc000148688 pc=0x4e9190
os.(*Process).wait(0xc000732d50)
	/usr/local/go/src/os/exec_unix.go:22 +0x25 fp=0xc000148718 sp=0xc0001486b8 pc=0x4e3345
os.(*Process).Wait(...)
	/usr/local/go/src/os/exec.go:134
os/exec.(*Cmd).Wait(0xc000522420)
	/usr/local/go/src/os/exec/exec.go:890 +0x45 fp=0xc000148780 sp=0xc000148718 pc=0x795f05
github.com/google/syzkaller/pkg/ipc.(*Env).makeCommand.func3(0xc000186a00)
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:640 +0x28 fp=0xc0001487c8 sp=0xc000148780 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=0xc0001487e0 sp=0xc0001487c8 pc=0xa14507
runtime.goexit()
	/usr/local/go/src/runtime/asm_amd64.s:1650 +0x1 fp=0xc0001487e8 sp=0xc0001487e0 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 121 [syscall]:
syscall.Syscall6(0x1e1, 0x1, 0x55d, 0xc0004e2e6c, 0x10020, 0x0, 0x0)
	/usr/local/go/src/syscall/asm_unix_amd64.s:39 +0x9 fp=0xc0004e2e18 sp=0xc0004e2e08 pc=0x4beba9
os.wait6(0xc000480820?, 0x408b00?, 0xc000480820?)
	/usr/local/go/src/os/wait6_netbsd.go:16 +0x4c fp=0xc0004e2e88 sp=0xc0004e2e18 pc=0x4e910c
os.(*Process).blockUntilWaitable(0xc0007327b0)
	/usr/local/go/src/os/wait_wait6.go:20 +0x30 fp=0xc0004e2eb8 sp=0xc0004e2e88 pc=0x4e9190
os.(*Process).wait(0xc0007327b0)
	/usr/local/go/src/os/exec_unix.go:22 +0x25 fp=0xc0004e2f18 sp=0xc0004e2eb8 pc=0x4e3345
os.(*Process).Wait(...)
	/usr/local/go/src/os/exec.go:134
os/exec.(*Cmd).Wait(0xc000522000)
	/usr/local/go/src/os/exec/exec.go:890 +0x45 fp=0xc0004e2f80 sp=0xc0004e2f18 pc=0x795f05
github.com/google/syzkaller/pkg/ipc.(*Env).makeCommand.func3(0xc000186780)
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:640 +0x28 fp=0xc0004e2fc8 sp=0xc0004e2f80 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=0xc0004e2fe0 sp=0xc0004e2fc8 pc=0xa14507
runtime.goexit()
	/usr/local/go/src/runtime/asm_amd64.s:1650 +0x1 fp=0xc0004e2fe8 sp=0xc0004e2fe0 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 125 [IO wait]:
runtime.gopark(0xc0004e35d0?, 0xc0004e35d0?, 0x7d?, 0xeb?, 0xc0004e3628?)
	/usr/local/go/src/runtime/proc.go:398 +0xce fp=0xc0004e35b8 sp=0xc0004e3598 pc=0x43d66e
runtime.netpollblock(0xc0007e4248?, 0x407ce6?, 0x0?)
	/usr/local/go/src/runtime/netpoll.go:564 +0xf7 fp=0xc0004e35f0 sp=0xc0004e35b8 pc=0x436a17
internal/poll.runtime_pollWait(0x7f7fb109eff0, 0x72)
	/usr/local/go/src/runtime/netpoll.go:343 +0x85 fp=0xc0004e3610 sp=0xc0004e35f0 pc=0x469f85
internal/poll.(*pollDesc).wait(0xc0005203c0?, 0xc0007e4248?, 0x1)
	/usr/local/go/src/internal/poll/fd_poll_runtime.go:84 +0x27 fp=0xc0004e3638 sp=0xc0004e3610 pc=0x4d8a07
internal/poll.(*pollDesc).waitRead(...)
	/usr/local/go/src/internal/poll/fd_poll_runtime.go:89
internal/poll.(*FD).Read(0xc0005203c0, {0xc0007e4248, 0x4, 0x4})
	/usr/local/go/src/internal/poll/fd_unix.go:164 +0x27a fp=0xc0004e36d0 sp=0xc0004e3638 pc=0x4d9cfa
os.(*File).read(...)
	/usr/local/go/src/os/file_posix.go:29
os.(*File).Read(0xc0004121e8, {0xc0007e4248?, 0xc0004e3748?, 0x410365?})
	/usr/local/go/src/os/file.go:118 +0x52 fp=0xc0004e3710 sp=0xc0004e36d0 pc=0x4e3ad2
io.ReadAtLeast({0xd5f300, 0xc0004121e8}, {0xc0007e4248, 0x4, 0x4}, 0x4)
	/usr/local/go/src/io/io.go:335 +0x90 fp=0xc0004e3758 sp=0xc0004e3710 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=0xc0004e37e0 sp=0xc0004e3758 pc=0xa14d9e
runtime.goexit()
	/usr/local/go/src/runtime/asm_amd64.s:1650 +0x1 fp=0xc0004e37e8 sp=0xc0004e37e0 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 127 [syscall]:
syscall.Syscall6(0x1e1, 0x1, 0x1e2, 0xc0004e3e6c, 0x10020, 0x0, 0x0)
	/usr/local/go/src/syscall/asm_unix_amd64.s:39 +0x9 fp=0xc0004e3e18 sp=0xc0004e3e08 pc=0x4beba9
os.wait6(0x6d756e5f73656361?, 0x2d6563616669202c?, 0x667265746e49623e?)
	/usr/local/go/src/os/wait6_netbsd.go:16 +0x4c fp=0xc0004e3e88 sp=0xc0004e3e18 pc=0x4e910c
os.(*Process).blockUntilWaitable(0xc000732ba0)
	/usr/local/go/src/os/wait_wait6.go:20 +0x30 fp=0xc0004e3eb8 sp=0xc0004e3e88 pc=0x4e9190
os.(*Process).wait(0xc000732ba0)
	/usr/local/go/src/os/exec_unix.go:22 +0x25 fp=0xc0004e3f18 sp=0xc0004e3eb8 pc=0x4e3345
os.(*Process).Wait(...)
	/usr/local/go/src/os/exec.go:134
os/exec.(*Cmd).Wait(0xc0005222c0)
	/usr/local/go/src/os/exec/exec.go:890 +0x45 fp=0xc0004e3f80 sp=0xc0004e3f18 pc=0x795f05
github.com/google/syzkaller/pkg/ipc.(*Env).makeCommand.func3(0xc000186980)
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:640 +0x28 fp=0xc0004e3fc8 sp=0xc0004e3f80 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=0xc0004e3fe0 sp=0xc0004e3fc8 pc=0xa14507
runtime.goexit()
	/usr/local/go/src/runtime/asm_amd64.s:1650 +0x1 fp=0xc0004e3fe8 sp=0xc0004e3fe0 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 128 [IO wait]:
runtime.gopark(0xc0004e45d0?, 0xc0004e45d0?, 0x7d?, 0xeb?, 0xc0004e4628?)
	/usr/local/go/src/runtime/proc.go:398 +0xce fp=0xc0004e45b8 sp=0xc0004e4598 pc=0x43d66e
runtime.netpollblock(0xc0007e4278?, 0x407ce6?, 0x0?)
	/usr/local/go/src/runtime/netpoll.go:564 +0xf7 fp=0xc0004e45f0 sp=0xc0004e45b8 pc=0x436a17
internal/poll.runtime_pollWait(0x7f7fb1043bb0, 0x72)
	/usr/local/go/src/runtime/netpoll.go:343 +0x85 fp=0xc0004e4610 sp=0xc0004e45f0 pc=0x469f85
internal/poll.(*pollDesc).wait(0xc000520960?, 0xc0007e4278?, 0x1)
	/usr/local/go/src/internal/poll/fd_poll_runtime.go:84 +0x27 fp=0xc0004e4638 sp=0xc0004e4610 pc=0x4d8a07
internal/poll.(*pollDesc).waitRead(...)
	/usr/local/go/src/internal/poll/fd_poll_runtime.go:89
internal/poll.(*FD).Read(0xc000520960, {0xc0007e4278, 0x4, 0x4})
	/usr/local/go/src/internal/poll/fd_unix.go:164 +0x27a fp=0xc0004e46d0 sp=0xc0004e4638 pc=0x4d9cfa
os.(*File).read(...)
	/usr/local/go/src/os/file_posix.go:29
os.(*File).Read(0xc000412230, {0xc0007e4278?, 0xc0004e4748?, 0x410365?})
	/usr/local/go/src/os/file.go:118 +0x52 fp=0xc0004e4710 sp=0xc0004e46d0 pc=0x4e3ad2
io.ReadAtLeast({0xd5f300, 0xc000412230}, {0xc0007e4278, 0x4, 0x4}, 0x4)
	/usr/local/go/src/io/io.go:335 +0x90 fp=0xc0004e4758 sp=0xc0004e4710 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=0xc0004e47e0 sp=0xc0004e4758 pc=0xa14d9e
runtime.goexit()
	/usr/local/go/src/runtime/asm_amd64.s:1650 +0x1 fp=0xc0004e47e8 sp=0xc0004e47e0 pc=0x46f7c1
created by github.com/google/syzkaller/pkg/ipc.(*command).handshake in goroutine 39
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:690 +0x14d

goroutine 131 [IO wait]:
runtime.gopark(0xc00014e5d0?, 0xc00014e5d0?, 0x7d?, 0xeb?, 0xc00014e628?)
	/usr/local/go/src/runtime/proc.go:398 +0xce fp=0xc00014e5b8 sp=0xc00014e598 pc=0x43d66e
runtime.netpollblock(0xc0007e42a8?, 0x407ce6?, 0x0?)
	/usr/local/go/src/runtime/netpoll.go:564 +0xf7 fp=0xc00014e5f0 sp=0xc00014e5b8 pc=0x436a17
internal/poll.runtime_pollWait(0x7f7fb109e928, 0x72)
	/usr/local/go/src/runtime/netpoll.go:343 +0x85 fp=0xc00014e610 sp=0xc00014e5f0 pc=0x469f85
internal/poll.(*pollDesc).wait(0xc000520f00?, 0xc0007e42a8?, 0x1)
	/usr/local/go/src/internal/poll/fd_poll_runtime.go:84 +0x27 fp=0xc00014e638 sp=0xc00014e610 pc=0x4d8a07
internal/poll.(*pollDesc).waitRead(...)
	/usr/local/go/src/internal/poll/fd_poll_runtime.go:89
internal/poll.(*FD).Read(0xc000520f00, {0xc0007e42a8, 0x4, 0x4})
	/usr/local/go/src/internal/poll/fd_unix.go:164 +0x27a fp=0xc00014e6d0 sp=0xc00014e638 pc=0x4d9cfa
os.(*File).read(...)
	/usr/local/go/src/os/file_posix.go:29
os.(*File).Read(0xc000412278, {0xc0007e42a8?, 0xc00014e748?, 0x410365?})
	/usr/local/go/src/os/file.go:118 +0x52 fp=0xc00014e710 sp=0xc00014e6d0 pc=0x4e3ad2
io.ReadAtLeast({0xd5f300, 0xc000412278}, {0xc0007e42a8, 0x4, 0x4}, 0x4)
	/usr/local/go/src/io/io.go:335 +0x90 fp=0xc00014e758 sp=0xc00014e710 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=0xc00014e7e0 sp=0xc00014e758 pc=0xa14d9e
runtime.goexit()
	/usr/local/go/src/runtime/asm_amd64.s:1650 +0x1 fp=0xc00014e7e8 sp=0xc00014e7e0 pc=0x46f7c1
created by github.com/google/syzkaller/pkg/ipc.(*command).handshake in goroutine 40
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:690 +0x14d