fatal error: fault
[signal SIGSEGV: segmentation violation code=0x1 addr=0x7f7fae3ee000 pc=0x4709fc]

goroutine 33 [running]:
runtime.throw({0xbdc158?, 0x0?})
	/usr/local/go/src/runtime/panic.go:1077 +0x5c fp=0xc00081ab58 sp=0xc00081ab28 pc=0x43a81c
runtime.sigpanic()
	/usr/local/go/src/runtime/signal_unix.go:875 +0x285 fp=0xc00081abb8 sp=0xc00081ab58 pc=0x451585
runtime.memmove()
	/usr/local/go/src/runtime/memmove_amd64.s:375 +0x43c fp=0xc00081abc0 sp=0xc00081abb8 pc=0x4709fc
github.com/google/syzkaller/pkg/ipc.(*Env).ExecProg(0xc00038b280, 0x306?, {0xc0002f2800, 0x4471, 0x0?})
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:247 +0x85 fp=0xc00081ac50 sp=0xc00081abc0 pc=0xa11785
main.(*Proc).executeProgram(0xc000010240, 0xc000584000, 0xc00081adf0?)
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/proc.go:123 +0xe5 fp=0xc00081adb8 sp=0xc00081ac50 pc=0xa1b365
main.(*Proc).execute(0xc000010240?, 0xc000584000, 0xc000368988?)
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/proc.go:103 +0x33 fp=0xc00081ae00 sp=0xc00081adb8 pc=0xa1b1b3
main.(*Proc).loop(0xc000010240)
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/proc.go:46 +0xcc fp=0xc00081afc8 sp=0xc00081ae00 pc=0xa1aa2c
main.startProc.func1()
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/proc.go:37 +0x25 fp=0xc00081afe0 sp=0xc00081afc8 pc=0xa1a925
runtime.goexit()
	/usr/local/go/src/runtime/asm_amd64.s:1650 +0x1 fp=0xc00081afe8 sp=0xc00081afe0 pc=0x46f7c1
created by main.startProc in goroutine 1
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/proc.go:37 +0x116

goroutine 1 [runnable]:
syscall.Syscall(0x3, 0x7, 0xc000400000, 0x61af4)
	/usr/local/go/src/syscall/asm_unix_amd64.s:19 +0x9 fp=0xc000625750 sp=0xc000625740 pc=0x4beb49
syscall.read(0xc0006d6000?, {0xc000400000?, 0x0?, 0x0?})
	/usr/local/go/src/syscall/zsyscall_netbsd_amd64.go:860 +0x45 fp=0xc0006257a8 sp=0xc000625750 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(0xc0006d6000, {0xc000400000, 0x61af4, 0x62000})
	/usr/local/go/src/internal/poll/fd_unix.go:160 +0x2ae fp=0xc000625840 sp=0xc0006257a8 pc=0x4d9d2e
net.(*netFD).Read(0xc0006d6000, {0xc000400000?, 0xc00005c400?, 0x100c0003883a0?})
	/usr/local/go/src/net/fd_posix.go:55 +0x25 fp=0xc000625888 sp=0xc000625840 pc=0x5b8d85
net.(*conn).Read(0xc0000ec038, {0xc000400000?, 0xc0000b68a0?, 0x18?})
	/usr/local/go/src/net/net.go:179 +0x45 fp=0xc0006258d0 sp=0xc000625888 pc=0x5c96a5
net.(*TCPConn).Read(0xc000625960?, {0xc000400000?, 0xc000625938?, 0x40dd4c?})
	<autogenerated>:1 +0x25 fp=0xc000625900 sp=0xc0006258d0 pc=0x5d9e05
io.ReadAtLeast({0x7f7fb1042dd8, 0xc0000ec038}, {0xc000400000, 0x61af4, 0x62000}, 0x4)
	/usr/local/go/src/io/io.go:335 +0x90 fp=0xc000625948 sp=0xc000625900 pc=0x4b4a50
github.com/google/syzkaller/pkg/flatrpc.(*Conn).recv(0xc0000e20f0, 0xc000400004?)
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/flatrpc/conn.go:178 +0x1a5 fp=0xc0006259e0 sp=0xc000625948 pc=0x8d4b65
github.com/google/syzkaller/pkg/flatrpc.Recv[...](0xc0000e20f0)
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/flatrpc/conn.go:152 +0xb3 fp=0xc000625a40 sp=0xc0006259e0 pc=0xa1c6f3
main.(*FuzzerTool).handleConn(0xc0000b28c0)
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/fuzzer.go:222 +0x36 fp=0xc000625ae8 sp=0xc000625a40 pc=0xa19536
main.main()
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/fuzzer.go:162 +0xec5 fp=0xc000625f40 sp=0xc000625ae8 pc=0xa19065
runtime.main()
	/usr/local/go/src/runtime/proc.go:267 +0x2bb fp=0xc000625fe0 sp=0xc000625f40 pc=0x43d1fb
runtime.goexit()
	/usr/local/go/src/runtime/asm_amd64.s:1650 +0x1 fp=0xc000625fe8 sp=0xc000625fe0 pc=0x46f7c1

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

goroutine 3 [GC sweep wait]:
runtime.gopark(0x1406001?, 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(0x1324bd1?, 0x1853c4?, 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?, 0x0?, 0x60?, 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(0x411db19270?, 0x2?, 0x9b?, 0xfb?, 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(0x411db2da94?, 0xc000040040?, 0x1a?, 0x14?, 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?, 0x9?, 0x18?, 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 23 [chan receive]:
runtime.gopark(0xc0001e4d20?, 0xc000146550?, 0x60?, 0xc?, 0x8d43e0?)
	/usr/local/go/src/runtime/proc.go:398 +0xce fp=0xc000059ef8 sp=0xc000059ed8 pc=0x43d66e
runtime.chanrecv(0xc00007a540, 0xc000059fb8, 0x1)
	/usr/local/go/src/runtime/chan.go:583 +0x3cd fp=0xc000059f70 sp=0xc000059ef8 pc=0x4094ad
runtime.chanrecv2(0xc0003088c0?, 0x44471c?)
	/usr/local/go/src/runtime/chan.go:447 +0x12 fp=0xc000059f98 sp=0xc000059f70 pc=0x4090d2
github.com/google/syzkaller/pkg/stats.newSet.func1()
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/stats/set.go:98 +0x66 fp=0xc000059fe0 sp=0xc000059f98 pc=0x8d2f46
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/stats.newSet in goroutine 1
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/stats/set.go:97 +0xe5

goroutine 24 [chan receive, 4 minutes]:
runtime.gopark(0xc0000586e0?, 0x7990c5?, 0x1?, 0xb6?, 0xc000058758?)
	/usr/local/go/src/runtime/proc.go:398 +0xce fp=0xc0000586c8 sp=0xc0000586a8 pc=0x43d66e
runtime.chanrecv(0xc00007a120, 0x0, 0x1)
	/usr/local/go/src/runtime/chan.go:583 +0x3cd fp=0xc000058740 sp=0xc0000586c8 pc=0x4094ad
runtime.chanrecv1(0xc00007a120?, 0xc0000587b0?)
	/usr/local/go/src/runtime/chan.go:442 +0x12 fp=0xc000058768 sp=0xc000058740 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=0xc0000587e0 sp=0xc000058768 pc=0x79a025
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/osutil.HandleInterrupts in goroutine 1
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/osutil/osutil_unix.go:74 +0x4f

goroutine 25 [chan receive, 4 minutes]:
runtime.gopark(0x0?, 0x0?, 0x0?, 0x0?, 0x0?)
	/usr/local/go/src/runtime/proc.go:398 +0xce fp=0xc000058ef0 sp=0xc000058ed0 pc=0x43d66e
runtime.chanrecv(0xc000092780, 0x0, 0x1)
	/usr/local/go/src/runtime/chan.go:583 +0x3cd fp=0xc000058f68 sp=0xc000058ef0 pc=0x4094ad
runtime.chanrecv1(0x0?, 0x0?)
	/usr/local/go/src/runtime/chan.go:442 +0x12 fp=0xc000058f90 sp=0xc000058f68 pc=0x4090b2
main.main.func1()
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/fuzzer.go:76 +0x19 fp=0xc000058fe0 sp=0xc000058f90 pc=0xa190b9
runtime.goexit()
	/usr/local/go/src/runtime/asm_amd64.s:1650 +0x1 fp=0xc000058fe8 sp=0xc000058fe0 pc=0x46f7c1
created by main.main in goroutine 1
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/fuzzer.go:74 +0x33b

goroutine 26 [IO wait, 4 minutes]:
runtime.gopark(0xc0003aec10?, 0x41013d?, 0x18?, 0xec?, 0x4df99d?)
	/usr/local/go/src/runtime/proc.go:398 +0xce fp=0xc0003aeba8 sp=0xc0003aeb88 pc=0x43d66e
runtime.netpollblock(0x7f7fb106c520?, 0x407ce6?, 0x0?)
	/usr/local/go/src/runtime/netpoll.go:564 +0xf7 fp=0xc0003aebe0 sp=0xc0003aeba8 pc=0x436a17
internal/poll.runtime_pollWait(0x7f7fb1095a30, 0x72)
	/usr/local/go/src/runtime/netpoll.go:343 +0x85 fp=0xc0003aec00 sp=0xc0003aebe0 pc=0x469f85
internal/poll.(*pollDesc).wait(0xc00038b100?, 0xc0003aece8?, 0x0)
	/usr/local/go/src/internal/poll/fd_poll_runtime.go:84 +0x27 fp=0xc0003aec28 sp=0xc0003aec00 pc=0x4d8a07
internal/poll.(*pollDesc).waitRead(...)
	/usr/local/go/src/internal/poll/fd_poll_runtime.go:89
internal/poll.(*FD).Accept(0xc00038b100)
	/usr/local/go/src/internal/poll/fd_unix.go:611 +0x2ac fp=0xc0003aecd0 sp=0xc0003aec28 pc=0x4ddeec
net.(*netFD).accept(0xc00038b100)
	/usr/local/go/src/net/fd_unix.go:172 +0x29 fp=0xc0003aed88 sp=0xc0003aecd0 pc=0x5bada9
net.(*TCPListener).accept(0xc0001b6000)
	/usr/local/go/src/net/tcpsock_posix.go:152 +0x1e fp=0xc0003aedb0 sp=0xc0003aed88 pc=0x5d16de
net.(*TCPListener).Accept(0xc0001b6000)
	/usr/local/go/src/net/tcpsock.go:315 +0x30 fp=0xc0003aede0 sp=0xc0003aedb0 pc=0x5d08d0
net/http.(*onceCloseListener).Accept(0xd67f30?)
	<autogenerated>:1 +0x24 fp=0xc0003aedf8 sp=0xc0003aede0 pc=0x6f1bc4
net/http.(*Server).Serve(0xc000002000, {0xd67000, 0xc0001b6000})
	/usr/local/go/src/net/http/server.go:3056 +0x364 fp=0xc0003aef28 sp=0xc0003aedf8 pc=0x6cf864
net/http.(*Server).ListenAndServe(0xc000002000)
	/usr/local/go/src/net/http/server.go:2985 +0x71 fp=0xc0003aef58 sp=0xc0003aef28 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=0xc0003aefe0 sp=0xc0003aef58 pc=0xa1a4bd
runtime.goexit()
	/usr/local/go/src/runtime/asm_amd64.s:1650 +0x1 fp=0xc0003aefe8 sp=0xc0003aefe0 pc=0x46f7c1
created by main.setupPprofHandler in goroutine 1
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/fuzzer.go:283 +0x37

goroutine 27 [select, 4 minutes, locked to thread]:
runtime.gopark(0xc0003acfa8?, 0x2?, 0x0?, 0x0?, 0xc0003acf94?)
	/usr/local/go/src/runtime/proc.go:398 +0xce fp=0xc0003ace30 sp=0xc0003ace10 pc=0x43d66e
runtime.selectgo(0xc0003acfa8, 0xc0003acf90, 0x0?, 0x0, 0x74656e2228677562?, 0x1)
	/usr/local/go/src/runtime/select.go:327 +0x725 fp=0xc0003acf50 sp=0xc0003ace30 pc=0x44dac5
runtime.ensureSigM.func1()
	/usr/local/go/src/runtime/signal_unix.go:1014 +0x192 fp=0xc0003acfe0 sp=0xc0003acf50 pc=0x4664f2
runtime.goexit()
	/usr/local/go/src/runtime/asm_amd64.s:1650 +0x1 fp=0xc0003acfe8 sp=0xc0003acfe0 pc=0x46f7c1
created by runtime.ensureSigM in goroutine 24
	/usr/local/go/src/runtime/signal_unix.go:997 +0xc8

goroutine 28 [syscall, 4 minutes]:
runtime.notetsleepg(0x6c6e3e2d72646820?, 0x657079745f67736d?)
	/usr/local/go/src/runtime/lock_sema.go:294 +0x29 fp=0xc000396fa0 sp=0xc000396f58 pc=0x40ea69
os/signal.signal_recv()
	/usr/local/go/src/runtime/sigqueue.go:152 +0x29 fp=0xc000396fc0 sp=0xc000396fa0 pc=0x46bf29
os/signal.loop()
	/usr/local/go/src/os/signal/signal_unix.go:23 +0x13 fp=0xc000396fe0 sp=0xc000396fc0 pc=0x7993f3
runtime.goexit()
	/usr/local/go/src/runtime/asm_amd64.s:1650 +0x1 fp=0xc000396fe8 sp=0xc000396fe0 pc=0x46f7c1
created by os/signal.Notify.func1.1 in goroutine 24
	/usr/local/go/src/os/signal/signal.go:151 +0x1f

goroutine 34 [select]:
runtime.gopark(0xc000623978?, 0x2?, 0x0?, 0x4c?, 0xc00062391c?)
	/usr/local/go/src/runtime/proc.go:398 +0xce fp=0xc0006237c0 sp=0xc0006237a0 pc=0x43d66e
runtime.selectgo(0xc000623978, 0xc000623918, 0x20?, 0x0, 0x41d020?, 0x1)
	/usr/local/go/src/runtime/select.go:327 +0x725 fp=0xc0006238e0 sp=0xc0006237c0 pc=0x44dac5
github.com/google/syzkaller/pkg/ipc.(*command).handshake(0xc00038a400)
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:705 +0x1d3 fp=0xc0006239a8 sp=0xc0006238e0 pc=0xa14c73
github.com/google/syzkaller/pkg/ipc.(*Env).makeCommand(0xc00038b300, 0xc0000cd2f0, {0xbda86e?, 0x0?})
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:653 +0xc52 fp=0xc000623c20 sp=0xc0006239a8 pc=0xa14352
github.com/google/syzkaller/pkg/ipc.(*Env).RestartIfNeeded(0xc00038b300, 0xc0000cd2f0)
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:313 +0xce fp=0xc000623c50 sp=0xc000623c20 pc=0xa11ace
main.(*Proc).executeProgram(0xc000010258, 0xc000585420, 0xc000623df0?)
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/proc.go:120 +0x6f fp=0xc000623db8 sp=0xc000623c50 pc=0xa1b2ef
main.(*Proc).execute(0xc000010258?, 0xc000585420, 0xc0003688b0?)
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/proc.go:103 +0x33 fp=0xc000623e00 sp=0xc000623db8 pc=0xa1b1b3
main.(*Proc).loop(0xc000010258)
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/proc.go:46 +0xcc fp=0xc000623fc8 sp=0xc000623e00 pc=0xa1aa2c
main.startProc.func1()
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/proc.go:37 +0x25 fp=0xc000623fe0 sp=0xc000623fc8 pc=0xa1a925
runtime.goexit()
	/usr/local/go/src/runtime/asm_amd64.s:1650 +0x1 fp=0xc000623fe8 sp=0xc000623fe0 pc=0x46f7c1
created by main.startProc in goroutine 1
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/proc.go:37 +0x116

goroutine 32 [IO wait]:
runtime.gopark(0xc00061f890?, 0xc00061f890?, 0x7d?, 0xeb?, 0xc00061f8e8?)
	/usr/local/go/src/runtime/proc.go:398 +0xce fp=0xc00061f878 sp=0xc00061f858 pc=0x43d66e
runtime.netpollblock(0xc0001440e0?, 0x407ce6?, 0x0?)
	/usr/local/go/src/runtime/netpoll.go:564 +0xf7 fp=0xc00061f8b0 sp=0xc00061f878 pc=0x436a17
internal/poll.runtime_pollWait(0x7f7fb1095c20, 0x72)
	/usr/local/go/src/runtime/netpoll.go:343 +0x85 fp=0xc00061f8d0 sp=0xc00061f8b0 pc=0x469f85
internal/poll.(*pollDesc).wait(0xc000679b00?, 0xc0001440e0?, 0x1)
	/usr/local/go/src/internal/poll/fd_poll_runtime.go:84 +0x27 fp=0xc00061f8f8 sp=0xc00061f8d0 pc=0x4d8a07
internal/poll.(*pollDesc).waitRead(...)
	/usr/local/go/src/internal/poll/fd_poll_runtime.go:89
internal/poll.(*FD).Read(0xc000679b00, {0xc0001440e0, 0xc, 0xc})
	/usr/local/go/src/internal/poll/fd_unix.go:164 +0x27a fp=0xc00061f990 sp=0xc00061f8f8 pc=0x4d9cfa
os.(*File).read(...)
	/usr/local/go/src/os/file_posix.go:29
os.(*File).Read(0xc0000ec3d0, {0xc0001440e0?, 0xc00061fa08?, 0x410365?})
	/usr/local/go/src/os/file.go:118 +0x52 fp=0xc00061f9d0 sp=0xc00061f990 pc=0x4e3ad2
io.ReadAtLeast({0xd5f300, 0xc0000ec3d0}, {0xc0001440e0, 0xc, 0xc}, 0xc)
	/usr/local/go/src/io/io.go:335 +0x90 fp=0xc00061fa18 sp=0xc00061f9d0 pc=0x4b4a50
io.ReadFull(...)
	/usr/local/go/src/io/io.go:354
github.com/google/syzkaller/pkg/ipc.(*command).exec(0xc0006d6e80, 0xc0000cd278?)
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:769 +0x3c5 fp=0xc00061fbc0 sp=0xc00061fa18 pc=0xa15405
github.com/google/syzkaller/pkg/ipc.(*Env).ExecProg(0xc00038b200, 0x2ff?, {0xc0008bec40, 0x1bd, 0x0?})
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:260 +0x10c fp=0xc00061fc50 sp=0xc00061fbc0 pc=0xa1180c
main.(*Proc).executeProgram(0xc000010228, 0xc000584ee0, 0xc00061fdf0?)
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/proc.go:123 +0xe5 fp=0xc00061fdb8 sp=0xc00061fc50 pc=0xa1b365
main.(*Proc).execute(0xc000010228?, 0xc000584ee0, 0xc0000ec0a0?)
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/proc.go:103 +0x33 fp=0xc00061fe00 sp=0xc00061fdb8 pc=0xa1b1b3
main.(*Proc).loop(0xc000010228)
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/proc.go:46 +0xcc fp=0xc00061ffc8 sp=0xc00061fe00 pc=0xa1aa2c
main.startProc.func1()
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/proc.go:37 +0x25 fp=0xc00061ffe0 sp=0xc00061ffc8 pc=0xa1a925
runtime.goexit()
	/usr/local/go/src/runtime/asm_amd64.s:1650 +0x1 fp=0xc00061ffe8 sp=0xc00061ffe0 pc=0x46f7c1
created by main.startProc in goroutine 1
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/proc.go:37 +0x116

goroutine 31 [IO wait]:
runtime.gopark(0xc0009c1890?, 0xc0009c1890?, 0x7d?, 0xeb?, 0xc0009c18e8?)
	/usr/local/go/src/runtime/proc.go:398 +0xce fp=0xc0009c1878 sp=0xc0009c1858 pc=0x43d66e
runtime.netpollblock(0xc0000b80d0?, 0x407ce6?, 0x0?)
	/usr/local/go/src/runtime/netpoll.go:564 +0xf7 fp=0xc0009c18b0 sp=0xc0009c1878 pc=0x436a17
internal/poll.runtime_pollWait(0x7f7fb0ff5228, 0x72)
	/usr/local/go/src/runtime/netpoll.go:343 +0x85 fp=0xc0009c18d0 sp=0xc0009c18b0 pc=0x469f85
internal/poll.(*pollDesc).wait(0xc0001e4060?, 0xc0000b80d0?, 0x1)
	/usr/local/go/src/internal/poll/fd_poll_runtime.go:84 +0x27 fp=0xc0009c18f8 sp=0xc0009c18d0 pc=0x4d8a07
internal/poll.(*pollDesc).waitRead(...)
	/usr/local/go/src/internal/poll/fd_poll_runtime.go:89
internal/poll.(*FD).Read(0xc0001e4060, {0xc0000b80d0, 0xc, 0xc})
	/usr/local/go/src/internal/poll/fd_unix.go:164 +0x27a fp=0xc0009c1990 sp=0xc0009c18f8 pc=0x4d9cfa
os.(*File).read(...)
	/usr/local/go/src/os/file_posix.go:29
os.(*File).Read(0xc0000ec430, {0xc0000b80d0?, 0xc0009c1a08?, 0x410365?})
	/usr/local/go/src/os/file.go:118 +0x52 fp=0xc0009c19d0 sp=0xc0009c1990 pc=0x4e3ad2
io.ReadAtLeast({0xd5f300, 0xc0000ec430}, {0xc0000b80d0, 0xc, 0xc}, 0xc)
	/usr/local/go/src/io/io.go:335 +0x90 fp=0xc0009c1a18 sp=0xc0009c19d0 pc=0x4b4a50
io.ReadFull(...)
	/usr/local/go/src/io/io.go:354
github.com/google/syzkaller/pkg/ipc.(*command).exec(0xc0006d6f80, 0xc0000cd128?)
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:769 +0x3c5 fp=0xc0009c1bc0 sp=0xc0009c1a18 pc=0xa15405
github.com/google/syzkaller/pkg/ipc.(*Env).ExecProg(0xc00038b180, 0x2fc?, {0xc0006ec400, 0x3f9, 0x0?})
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:260 +0x10c fp=0xc0009c1c50 sp=0xc0009c1bc0 pc=0xa1180c
main.(*Proc).executeProgram(0xc000010210, 0xc000584cb0, 0xc0009c1df0?)
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/proc.go:123 +0xe5 fp=0xc0009c1db8 sp=0xc0009c1c50 pc=0xa1b365
main.(*Proc).execute(0xc000010210?, 0xc000584cb0, 0xc0003687f0?)
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/proc.go:103 +0x33 fp=0xc0009c1e00 sp=0xc0009c1db8 pc=0xa1b1b3
main.(*Proc).loop(0xc000010210)
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/proc.go:46 +0xcc fp=0xc0009c1fc8 sp=0xc0009c1e00 pc=0xa1aa2c
main.startProc.func1()
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/proc.go:37 +0x25 fp=0xc0009c1fe0 sp=0xc0009c1fc8 pc=0xa1a925
runtime.goexit()
	/usr/local/go/src/runtime/asm_amd64.s:1650 +0x1 fp=0xc0009c1fe8 sp=0xc0009c1fe0 pc=0x46f7c1
created by main.startProc in goroutine 1
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/proc.go:37 +0x116

goroutine 35 [select]:
runtime.gopark(0xc000621978?, 0x2?, 0xc0?, 0x49?, 0xc00062191c?)
	/usr/local/go/src/runtime/proc.go:398 +0xce fp=0xc0006217c0 sp=0xc0006217a0 pc=0x43d66e
runtime.selectgo(0xc000621978, 0xc000621918, 0x20?, 0x0, 0x41d020?, 0x1)
	/usr/local/go/src/runtime/select.go:327 +0x725 fp=0xc0006218e0 sp=0xc0006217c0 pc=0x44dac5
github.com/google/syzkaller/pkg/ipc.(*command).handshake(0xc0006d6180)
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:705 +0x1d3 fp=0xc0006219a8 sp=0xc0006218e0 pc=0xa14c73
github.com/google/syzkaller/pkg/ipc.(*Env).makeCommand(0xc00038b380, 0xc0000cd1b8, {0xbda86e?, 0x0?})
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:653 +0xc52 fp=0xc000621c20 sp=0xc0006219a8 pc=0xa14352
github.com/google/syzkaller/pkg/ipc.(*Env).RestartIfNeeded(0xc00038b380, 0xc0000cd1b8)
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:313 +0xce fp=0xc000621c50 sp=0xc000621c20 pc=0xa11ace
main.(*Proc).executeProgram(0xc000010270, 0xc000584d20, 0xc000621df0?)
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/proc.go:120 +0x6f fp=0xc000621db8 sp=0xc000621c50 pc=0xa1b2ef
main.(*Proc).execute(0xc000010270?, 0xc000584d20, 0xc0000ec028?)
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/proc.go:103 +0x33 fp=0xc000621e00 sp=0xc000621db8 pc=0xa1b1b3
main.(*Proc).loop(0xc000010270)
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/proc.go:46 +0xcc fp=0xc000621fc8 sp=0xc000621e00 pc=0xa1aa2c
main.startProc.func1()
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/proc.go:37 +0x25 fp=0xc000621fe0 sp=0xc000621fc8 pc=0xa1a925
runtime.goexit()
	/usr/local/go/src/runtime/asm_amd64.s:1650 +0x1 fp=0xc000621fe8 sp=0xc000621fe0 pc=0x46f7c1
created by main.startProc in goroutine 1
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/proc.go:37 +0x116

goroutine 36 [chan receive]:
runtime.gopark(0x0?, 0xc0009bf998?, 0x25?, 0x38?, 0x0?)
	/usr/local/go/src/runtime/proc.go:398 +0xce fp=0xc0009bf978 sp=0xc0009bf958 pc=0x43d66e
runtime.chanrecv(0xc00007b740, 0xc0009bfb28, 0x1)
	/usr/local/go/src/runtime/chan.go:583 +0x3cd fp=0xc0009bf9f0 sp=0xc0009bf978 pc=0x4094ad
runtime.chanrecv1(0xc0000923c0?, 0xd652a8?)
	/usr/local/go/src/runtime/chan.go:442 +0x12 fp=0xc0009bfa18 sp=0xc0009bf9f0 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(0xc00038ae80, 0xc0003c27f8?)
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:802 +0x6e5 fp=0xc0009bfbc0 sp=0xc0009bfa18 pc=0xa15725
github.com/google/syzkaller/pkg/ipc.(*Env).ExecProg(0xc00038b400, 0x2fa?, {0xc000282800, 0x1f4, 0x0?})
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:260 +0x10c fp=0xc0009bfc50 sp=0xc0009bfbc0 pc=0xa1180c
main.(*Proc).executeProgram(0xc000010288, 0xc0006c8d90, 0xc0009bfdf0?)
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/proc.go:123 +0xe5 fp=0xc0009bfdb8 sp=0xc0009bfc50 pc=0xa1b365
main.(*Proc).execute(0xc000010288?, 0xc0006c8d90, 0xc000368590?)
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/proc.go:103 +0x33 fp=0xc0009bfe00 sp=0xc0009bfdb8 pc=0xa1b1b3
main.(*Proc).loop(0xc000010288)
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/proc.go:46 +0xcc fp=0xc0009bffc8 sp=0xc0009bfe00 pc=0xa1aa2c
main.startProc.func1()
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/proc.go:37 +0x25 fp=0xc0009bffe0 sp=0xc0009bffc8 pc=0xa1a925
runtime.goexit()
	/usr/local/go/src/runtime/asm_amd64.s:1650 +0x1 fp=0xc0009bffe8 sp=0xc0009bffe0 pc=0x46f7c1
created by main.startProc in goroutine 1
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/proc.go:37 +0x116

goroutine 1363 [IO wait]:
runtime.gopark(0xc0000535d0?, 0xc0000535d0?, 0x7d?, 0xeb?, 0xc000053628?)
	/usr/local/go/src/runtime/proc.go:398 +0xce fp=0xc0000535b8 sp=0xc000053598 pc=0x43d66e
runtime.netpollblock(0xc0001440cc?, 0x407ce6?, 0x0?)
	/usr/local/go/src/runtime/netpoll.go:564 +0xf7 fp=0xc0000535f0 sp=0xc0000535b8 pc=0x436a17
internal/poll.runtime_pollWait(0x7f7fb0ff4b60, 0x72)
	/usr/local/go/src/runtime/netpoll.go:343 +0x85 fp=0xc000053610 sp=0xc0000535f0 pc=0x469f85
internal/poll.(*pollDesc).wait(0xc0006569c0?, 0xc0001440cc?, 0x1)
	/usr/local/go/src/internal/poll/fd_poll_runtime.go:84 +0x27 fp=0xc000053638 sp=0xc000053610 pc=0x4d8a07
internal/poll.(*pollDesc).waitRead(...)
	/usr/local/go/src/internal/poll/fd_poll_runtime.go:89
internal/poll.(*FD).Read(0xc0006569c0, {0xc0001440cc, 0x4, 0x4})
	/usr/local/go/src/internal/poll/fd_unix.go:164 +0x27a fp=0xc0000536d0 sp=0xc000053638 pc=0x4d9cfa
os.(*File).read(...)
	/usr/local/go/src/os/file_posix.go:29
os.(*File).Read(0xc000368930, {0xc0001440cc?, 0xc000053748?, 0x410365?})
	/usr/local/go/src/os/file.go:118 +0x52 fp=0xc000053710 sp=0xc0000536d0 pc=0x4e3ad2
io.ReadAtLeast({0xd5f300, 0xc000368930}, {0xc0001440cc, 0x4, 0x4}, 0x4)
	/usr/local/go/src/io/io.go:335 +0x90 fp=0xc000053758 sp=0xc000053710 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=0xc0000537e0 sp=0xc000053758 pc=0xa14d9e
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/ipc.(*command).handshake in goroutine 34
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:690 +0x14d

goroutine 1323 [syscall]:
syscall.Syscall6(0x1e1, 0x1, 0x28b2, 0xc00039766c, 0x10020, 0x0, 0x0)
	/usr/local/go/src/syscall/asm_unix_amd64.s:39 +0x9 fp=0xc000397618 sp=0xc000397608 pc=0x4beba9
os.wait6(0xc00005cc00?, 0x43d66e?, 0x0?)
	/usr/local/go/src/os/wait6_netbsd.go:16 +0x4c fp=0xc000397688 sp=0xc000397618 pc=0x4e910c
os.(*Process).blockUntilWaitable(0xc0000a2de0)
	/usr/local/go/src/os/wait_wait6.go:20 +0x30 fp=0xc0003976b8 sp=0xc000397688 pc=0x4e9190
os.(*Process).wait(0xc0000a2de0)
	/usr/local/go/src/os/exec_unix.go:22 +0x25 fp=0xc000397718 sp=0xc0003976b8 pc=0x4e3345
os.(*Process).Wait(...)
	/usr/local/go/src/os/exec.go:134
os/exec.(*Cmd).Wait(0xc0001de6e0)
	/usr/local/go/src/os/exec/exec.go:890 +0x45 fp=0xc000397780 sp=0xc000397718 pc=0x795f05
github.com/google/syzkaller/pkg/ipc.(*Env).makeCommand.func3(0xc0006d6e80)
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:640 +0x28 fp=0xc0003977c8 sp=0xc000397780 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=0xc0003977e0 sp=0xc0003977c8 pc=0xa14507
runtime.goexit()
	/usr/local/go/src/runtime/asm_amd64.s:1650 +0x1 fp=0xc0003977e8 sp=0xc0003977e0 pc=0x46f7c1
created by github.com/google/syzkaller/pkg/ipc.(*Env).makeCommand in goroutine 32
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:639 +0xc0d

goroutine 1352 [select]:
runtime.gopark(0xc000391fb0?, 0x2?, 0xc0?, 0x60?, 0xc000391f8c?)
	/usr/local/go/src/runtime/proc.go:398 +0xce fp=0xc000391e38 sp=0xc000391e18 pc=0x43d66e
runtime.selectgo(0xc000391fb0, 0xc000391f88, 0x4c9fcf?, 0x0, 0xa145ba?, 0x1)
	/usr/local/go/src/runtime/select.go:327 +0x725 fp=0xc000391f58 sp=0xc000391e38 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=0xc000391fe0 sp=0xc000391f58 pc=0xa15af7
runtime.goexit()
	/usr/local/go/src/runtime/asm_amd64.s:1650 +0x1 fp=0xc000391fe8 sp=0xc000391fe0 pc=0x46f7c1
created by github.com/google/syzkaller/pkg/ipc.(*command).exec in goroutine 31
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:752 +0x2f9

goroutine 1351 [chan send]:
runtime.gopark(0x2?, 0x0?, 0xd7?, 0x7e?, 0xc000679840?)
	/usr/local/go/src/runtime/proc.go:398 +0xce fp=0xc000392eb8 sp=0xc000392e98 pc=0x43d66e
runtime.chansend(0xc000092420, 0xd5c7b0, 0x1, 0xc000904468?)
	/usr/local/go/src/runtime/chan.go:259 +0x3a5 fp=0xc000392f28 sp=0xc000392eb8 pc=0x408745
runtime.chansend1(0xc000392fb0?, 0xc000392f88?)
	/usr/local/go/src/runtime/chan.go:145 +0x17 fp=0xc000392f58 sp=0xc000392f28 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=0xc000392fe0 sp=0xc000392f58 pc=0xa15b25
runtime.goexit()
	/usr/local/go/src/runtime/asm_amd64.s:1650 +0x1 fp=0xc000392fe8 sp=0xc000392fe0 pc=0x46f7c1
created by github.com/google/syzkaller/pkg/ipc.(*command).exec in goroutine 36
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:752 +0x2f9

goroutine 1312 [syscall]:
syscall.Syscall6(0x1e1, 0x1, 0x264c, 0xc000397e6c, 0x10020, 0x0, 0x0)
	/usr/local/go/src/syscall/asm_unix_amd64.s:39 +0x9 fp=0xc000397e18 sp=0xc000397e08 pc=0x4beba9
os.wait6(0x416efc?, 0xc000397ec8?, 0x46b805?)
	/usr/local/go/src/os/wait6_netbsd.go:16 +0x4c fp=0xc000397e88 sp=0xc000397e18 pc=0x4e910c
os.(*Process).blockUntilWaitable(0xc000284ba0)
	/usr/local/go/src/os/wait_wait6.go:20 +0x30 fp=0xc000397eb8 sp=0xc000397e88 pc=0x4e9190
os.(*Process).wait(0xc000284ba0)
	/usr/local/go/src/os/exec_unix.go:22 +0x25 fp=0xc000397f18 sp=0xc000397eb8 pc=0x4e3345
os.(*Process).Wait(...)
	/usr/local/go/src/os/exec.go:134
os/exec.(*Cmd).Wait(0xc0005de580)
	/usr/local/go/src/os/exec/exec.go:890 +0x45 fp=0xc000397f80 sp=0xc000397f18 pc=0x795f05
github.com/google/syzkaller/pkg/ipc.(*Env).makeCommand.func3(0xc00038ae80)
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:640 +0x28 fp=0xc000397fc8 sp=0xc000397f80 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=0xc000397fe0 sp=0xc000397fc8 pc=0xa14507
runtime.goexit()
	/usr/local/go/src/runtime/asm_amd64.s:1650 +0x1 fp=0xc000397fe8 sp=0xc000397fe0 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 1341 [syscall]:
syscall.Syscall6(0x1e1, 0x1, 0x2cda, 0xc00034966c, 0x10020, 0x0, 0x0)
	/usr/local/go/src/syscall/asm_unix_amd64.s:39 +0x9 fp=0xc000349618 sp=0xc000349608 pc=0x4beba9
os.wait6(0xc00005d000?, 0x43d66e?, 0x0?)
	/usr/local/go/src/os/wait6_netbsd.go:16 +0x4c fp=0xc000349688 sp=0xc000349618 pc=0x4e910c
os.(*Process).blockUntilWaitable(0xc000284270)
	/usr/local/go/src/os/wait_wait6.go:20 +0x30 fp=0xc0003496b8 sp=0xc000349688 pc=0x4e9190
os.(*Process).wait(0xc000284270)
	/usr/local/go/src/os/exec_unix.go:22 +0x25 fp=0xc000349718 sp=0xc0003496b8 pc=0x4e3345
os.(*Process).Wait(...)
	/usr/local/go/src/os/exec.go:134
os/exec.(*Cmd).Wait(0xc0005de000)
	/usr/local/go/src/os/exec/exec.go:890 +0x45 fp=0xc000349780 sp=0xc000349718 pc=0x795f05
github.com/google/syzkaller/pkg/ipc.(*Env).makeCommand.func3(0xc0006d6180)
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:640 +0x28 fp=0xc0003497c8 sp=0xc000349780 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=0xc0003497e0 sp=0xc0003497c8 pc=0xa14507
runtime.goexit()
	/usr/local/go/src/runtime/asm_amd64.s:1650 +0x1 fp=0xc0003497e8 sp=0xc0003497e0 pc=0x46f7c1
created by github.com/google/syzkaller/pkg/ipc.(*Env).makeCommand in goroutine 35
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:639 +0xc0d

goroutine 1342 [IO wait]:
runtime.gopark(0xc000344dd0?, 0xc000344dd0?, 0x7d?, 0xeb?, 0xc000344e28?)
	/usr/local/go/src/runtime/proc.go:398 +0xce fp=0xc000344db8 sp=0xc000344d98 pc=0x43d66e
runtime.netpollblock(0xc0001440c8?, 0x407ce6?, 0x0?)
	/usr/local/go/src/runtime/netpoll.go:564 +0xf7 fp=0xc000344df0 sp=0xc000344db8 pc=0x436a17
internal/poll.runtime_pollWait(0x7f7fb0ff5510, 0x72)
	/usr/local/go/src/runtime/netpoll.go:343 +0x85 fp=0xc000344e10 sp=0xc000344df0 pc=0x469f85
internal/poll.(*pollDesc).wait(0xc0001e4660?, 0xc0001440c8?, 0x1)
	/usr/local/go/src/internal/poll/fd_poll_runtime.go:84 +0x27 fp=0xc000344e38 sp=0xc000344e10 pc=0x4d8a07
internal/poll.(*pollDesc).waitRead(...)
	/usr/local/go/src/internal/poll/fd_poll_runtime.go:89
internal/poll.(*FD).Read(0xc0001e4660, {0xc0001440c8, 0x4, 0x4})
	/usr/local/go/src/internal/poll/fd_unix.go:164 +0x27a fp=0xc000344ed0 sp=0xc000344e38 pc=0x4d9cfa
os.(*File).read(...)
	/usr/local/go/src/os/file_posix.go:29
os.(*File).Read(0xc0000ec078, {0xc0001440c8?, 0xc000344f48?, 0x410365?})
	/usr/local/go/src/os/file.go:118 +0x52 fp=0xc000344f10 sp=0xc000344ed0 pc=0x4e3ad2
io.ReadAtLeast({0xd5f300, 0xc0000ec078}, {0xc0001440c8, 0x4, 0x4}, 0x4)
	/usr/local/go/src/io/io.go:335 +0x90 fp=0xc000344f58 sp=0xc000344f10 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=0xc000344fe0 sp=0xc000344f58 pc=0xa14d9e
runtime.goexit()
	/usr/local/go/src/runtime/asm_amd64.s:1650 +0x1 fp=0xc000344fe8 sp=0xc000344fe0 pc=0x46f7c1
created by github.com/google/syzkaller/pkg/ipc.(*command).handshake in goroutine 35
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:690 +0x14d

goroutine 1340 [IO wait]:
runtime.gopark(0xc000348618?, 0xc000348618?, 0x7d?, 0xeb?, 0xc000348670?)
	/usr/local/go/src/runtime/proc.go:398 +0xce fp=0xc000348600 sp=0xc0003485e0 pc=0x43d66e
runtime.netpollblock(0xc000462000?, 0x407ce6?, 0x0?)
	/usr/local/go/src/runtime/netpoll.go:564 +0xf7 fp=0xc000348638 sp=0xc000348600 pc=0x436a17
internal/poll.runtime_pollWait(0x7f7fb1095368, 0x72)
	/usr/local/go/src/runtime/netpoll.go:343 +0x85 fp=0xc000348658 sp=0xc000348638 pc=0x469f85
internal/poll.(*pollDesc).wait(0xc0001e4540?, 0xc000462000?, 0x1)
	/usr/local/go/src/internal/poll/fd_poll_runtime.go:84 +0x27 fp=0xc000348680 sp=0xc000348658 pc=0x4d8a07
internal/poll.(*pollDesc).waitRead(...)
	/usr/local/go/src/internal/poll/fd_poll_runtime.go:89
internal/poll.(*FD).Read(0xc0001e4540, {0xc000462000, 0x20000, 0x20000})
	/usr/local/go/src/internal/poll/fd_unix.go:164 +0x27a fp=0xc000348718 sp=0xc000348680 pc=0x4d9cfa
os.(*File).read(...)
	/usr/local/go/src/os/file_posix.go:29
os.(*File).Read(0xc0000ec068, {0xc000462000?, 0x4c9fcf?, 0xc0003487b8?})
	/usr/local/go/src/os/file.go:118 +0x52 fp=0xc000348758 sp=0xc000348718 pc=0x4e3ad2
github.com/google/syzkaller/pkg/ipc.(*Env).makeCommand.func2(0xc0006d6180)
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:617 +0x89 fp=0xc0003487c8 sp=0xc000348758 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=0xc0003487e0 sp=0xc0003487c8 pc=0xa14607
runtime.goexit()
	/usr/local/go/src/runtime/asm_amd64.s:1650 +0x1 fp=0xc0003487e8 sp=0xc0003487e0 pc=0x46f7c1
created by github.com/google/syzkaller/pkg/ipc.(*Env).makeCommand in goroutine 35
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:611 +0xa05

goroutine 1322 [IO wait]:
runtime.gopark(0xc00034be18?, 0xc00034be18?, 0x7d?, 0xeb?, 0xc00034be70?)
	/usr/local/go/src/runtime/proc.go:398 +0xce fp=0xc00034be00 sp=0xc00034bde0 pc=0x43d66e
runtime.netpollblock(0xc0009d0000?, 0x407ce6?, 0x0?)
	/usr/local/go/src/runtime/netpoll.go:564 +0xf7 fp=0xc00034be38 sp=0xc00034be00 pc=0x436a17
internal/poll.runtime_pollWait(0x7f7fb1095270, 0x72)
	/usr/local/go/src/runtime/netpoll.go:343 +0x85 fp=0xc00034be58 sp=0xc00034be38 pc=0x469f85
internal/poll.(*pollDesc).wait(0xc000679a40?, 0xc0009d0000?, 0x1)
	/usr/local/go/src/internal/poll/fd_poll_runtime.go:84 +0x27 fp=0xc00034be80 sp=0xc00034be58 pc=0x4d8a07
internal/poll.(*pollDesc).waitRead(...)
	/usr/local/go/src/internal/poll/fd_poll_runtime.go:89
internal/poll.(*FD).Read(0xc000679a40, {0xc0009d0000, 0x20000, 0x20000})
	/usr/local/go/src/internal/poll/fd_unix.go:164 +0x27a fp=0xc00034bf18 sp=0xc00034be80 pc=0x4d9cfa
os.(*File).read(...)
	/usr/local/go/src/os/file_posix.go:29
os.(*File).Read(0xc0000ec3c0, {0xc0009d0000?, 0x4c9fcf?, 0xc00034bfb8?})
	/usr/local/go/src/os/file.go:118 +0x52 fp=0xc00034bf58 sp=0xc00034bf18 pc=0x4e3ad2
github.com/google/syzkaller/pkg/ipc.(*Env).makeCommand.func2(0xc0006d6e80)
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:617 +0x89 fp=0xc00034bfc8 sp=0xc00034bf58 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=0xc00034bfe0 sp=0xc00034bfc8 pc=0xa14607
runtime.goexit()
	/usr/local/go/src/runtime/asm_amd64.s:1650 +0x1 fp=0xc00034bfe8 sp=0xc00034bfe0 pc=0x46f7c1
created by github.com/google/syzkaller/pkg/ipc.(*Env).makeCommand in goroutine 32
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:611 +0xa05

goroutine 1325 [IO wait]:
runtime.gopark(0xc0008cae18?, 0xc0008cae18?, 0x7d?, 0xeb?, 0xc0008cae70?)
	/usr/local/go/src/runtime/proc.go:398 +0xce fp=0xc0008cae00 sp=0xc0008cade0 pc=0x43d66e
runtime.netpollblock(0xc000a9e000?, 0x407ce6?, 0x0?)
	/usr/local/go/src/runtime/netpoll.go:564 +0xf7 fp=0xc0008cae38 sp=0xc0008cae00 pc=0x436a17
internal/poll.runtime_pollWait(0x7f7fb1095080, 0x72)
	/usr/local/go/src/runtime/netpoll.go:343 +0x85 fp=0xc0008cae58 sp=0xc0008cae38 pc=0x469f85
internal/poll.(*pollDesc).wait(0xc000679f80?, 0xc000a9e000?, 0x1)
	/usr/local/go/src/internal/poll/fd_poll_runtime.go:84 +0x27 fp=0xc0008cae80 sp=0xc0008cae58 pc=0x4d8a07
internal/poll.(*pollDesc).waitRead(...)
	/usr/local/go/src/internal/poll/fd_poll_runtime.go:89
internal/poll.(*FD).Read(0xc000679f80, {0xc000a9e000, 0x20000, 0x20000})
	/usr/local/go/src/internal/poll/fd_unix.go:164 +0x27a fp=0xc0008caf18 sp=0xc0008cae80 pc=0x4d9cfa
os.(*File).read(...)
	/usr/local/go/src/os/file_posix.go:29
os.(*File).Read(0xc0000ec420, {0xc000a9e000?, 0x4c9fcf?, 0xc0008cafb8?})
	/usr/local/go/src/os/file.go:118 +0x52 fp=0xc0008caf58 sp=0xc0008caf18 pc=0x4e3ad2
github.com/google/syzkaller/pkg/ipc.(*Env).makeCommand.func2(0xc0006d6f80)
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:617 +0x89 fp=0xc0008cafc8 sp=0xc0008caf58 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=0xc0008cafe0 sp=0xc0008cafc8 pc=0xa14607
runtime.goexit()
	/usr/local/go/src/runtime/asm_amd64.s:1650 +0x1 fp=0xc0008cafe8 sp=0xc0008cafe0 pc=0x46f7c1
created by github.com/google/syzkaller/pkg/ipc.(*Env).makeCommand in goroutine 31
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:611 +0xa05

goroutine 1355 [IO wait]:
runtime.gopark(0xc0008c6e18?, 0xc0008c6e18?, 0x7d?, 0xeb?, 0xc0008c6e70?)
	/usr/local/go/src/runtime/proc.go:398 +0xce fp=0xc0008c6e00 sp=0xc0008c6de0 pc=0x43d66e
runtime.netpollblock(0xc0005be000?, 0x407ce6?, 0x0?)
	/usr/local/go/src/runtime/netpoll.go:564 +0xf7 fp=0xc0008c6e38 sp=0xc0008c6e00 pc=0x436a17
internal/poll.runtime_pollWait(0x7f7fb0ff4c58, 0x72)
	/usr/local/go/src/runtime/netpoll.go:343 +0x85 fp=0xc0008c6e58 sp=0xc0008c6e38 pc=0x469f85
internal/poll.(*pollDesc).wait(0xc000656900?, 0xc0005be000?, 0x1)
	/usr/local/go/src/internal/poll/fd_poll_runtime.go:84 +0x27 fp=0xc0008c6e80 sp=0xc0008c6e58 pc=0x4d8a07
internal/poll.(*pollDesc).waitRead(...)
	/usr/local/go/src/internal/poll/fd_poll_runtime.go:89
internal/poll.(*FD).Read(0xc000656900, {0xc0005be000, 0x20000, 0x20000})
	/usr/local/go/src/internal/poll/fd_unix.go:164 +0x27a fp=0xc0008c6f18 sp=0xc0008c6e80 pc=0x4d9cfa
os.(*File).read(...)
	/usr/local/go/src/os/file_posix.go:29
os.(*File).Read(0xc000368910, {0xc0005be000?, 0x10000?, 0x10000?})
	/usr/local/go/src/os/file.go:118 +0x52 fp=0xc0008c6f58 sp=0xc0008c6f18 pc=0x4e3ad2
github.com/google/syzkaller/pkg/ipc.(*Env).makeCommand.func2(0xc00038a400)
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:617 +0x89 fp=0xc0008c6fc8 sp=0xc0008c6f58 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=0xc0008c6fe0 sp=0xc0008c6fc8 pc=0xa14607
runtime.goexit()
	/usr/local/go/src/runtime/asm_amd64.s:1650 +0x1 fp=0xc0008c6fe8 sp=0xc0008c6fe0 pc=0x46f7c1
created by github.com/google/syzkaller/pkg/ipc.(*Env).makeCommand in goroutine 34
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:611 +0xa05

goroutine 1326 [syscall]:
syscall.Syscall6(0x1e1, 0x1, 0x1a5d, 0xc0008c7e6c, 0x10020, 0x0, 0x0)
	/usr/local/go/src/syscall/asm_unix_amd64.s:39 +0x9 fp=0xc0008c7e18 sp=0xc0008c7e08 pc=0x4beba9
os.wait6(0xc0001b4000?, 0x43d66e?, 0x0?)
	/usr/local/go/src/os/wait6_netbsd.go:16 +0x4c fp=0xc0008c7e88 sp=0xc0008c7e18 pc=0x4e910c
os.(*Process).blockUntilWaitable(0xc0000a3080)
	/usr/local/go/src/os/wait_wait6.go:20 +0x30 fp=0xc0008c7eb8 sp=0xc0008c7e88 pc=0x4e9190
os.(*Process).wait(0xc0000a3080)
	/usr/local/go/src/os/exec_unix.go:22 +0x25 fp=0xc0008c7f18 sp=0xc0008c7eb8 pc=0x4e3345
os.(*Process).Wait(...)
	/usr/local/go/src/os/exec.go:134
os/exec.(*Cmd).Wait(0xc0001de840)
	/usr/local/go/src/os/exec/exec.go:890 +0x45 fp=0xc0008c7f80 sp=0xc0008c7f18 pc=0x795f05
github.com/google/syzkaller/pkg/ipc.(*Env).makeCommand.func3(0xc0006d6f80)
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:640 +0x28 fp=0xc0008c7fc8 sp=0xc0008c7f80 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=0xc0008c7fe0 sp=0xc0008c7fc8 pc=0xa14507
runtime.goexit()
	/usr/local/go/src/runtime/asm_amd64.s:1650 +0x1 fp=0xc0008c7fe8 sp=0xc0008c7fe0 pc=0x46f7c1
created by github.com/google/syzkaller/pkg/ipc.(*Env).makeCommand in goroutine 31
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:639 +0xc0d

goroutine 1362 [syscall]:
syscall.Syscall6(0x1e1, 0x1, 0x1698, 0xc00034466c, 0x10020, 0x0, 0x0)
	/usr/local/go/src/syscall/asm_unix_amd64.s:39 +0x9 fp=0xc000344618 sp=0xc000344608 pc=0x4beba9
os.wait6(0xc00005c400?, 0x43d66e?, 0x4bd232?)
	/usr/local/go/src/os/wait6_netbsd.go:16 +0x4c fp=0xc000344688 sp=0xc000344618 pc=0x4e910c
os.(*Process).blockUntilWaitable(0xc0002842a0)
	/usr/local/go/src/os/wait_wait6.go:20 +0x30 fp=0xc0003446b8 sp=0xc000344688 pc=0x4e9190
os.(*Process).wait(0xc0002842a0)
	/usr/local/go/src/os/exec_unix.go:22 +0x25 fp=0xc000344718 sp=0xc0003446b8 pc=0x4e3345
os.(*Process).Wait(...)
	/usr/local/go/src/os/exec.go:134
os/exec.(*Cmd).Wait(0xc0001de000)
	/usr/local/go/src/os/exec/exec.go:890 +0x45 fp=0xc000344780 sp=0xc000344718 pc=0x795f05
github.com/google/syzkaller/pkg/ipc.(*Env).makeCommand.func3(0xc00038a400)
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:640 +0x28 fp=0xc0003447c8 sp=0xc000344780 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=0xc0003447e0 sp=0xc0003447c8 pc=0xa14507
runtime.goexit()
	/usr/local/go/src/runtime/asm_amd64.s:1650 +0x1 fp=0xc0003447e8 sp=0xc0003447e0 pc=0x46f7c1
created by github.com/google/syzkaller/pkg/ipc.(*Env).makeCommand in goroutine 34
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:639 +0xc0d

goroutine 800 [IO wait]:
runtime.gopark(0xc000846e18?, 0xc000846e18?, 0x7d?, 0xeb?, 0xc000846e70?)
	/usr/local/go/src/runtime/proc.go:398 +0xce fp=0xc000846e00 sp=0xc000846de0 pc=0x43d66e
runtime.netpollblock(0xc000686106?, 0x407ce6?, 0x0?)
	/usr/local/go/src/runtime/netpoll.go:564 +0xf7 fp=0xc000846e38 sp=0xc000846e00 pc=0x436a17
internal/poll.runtime_pollWait(0x7f7fb1095178, 0x72)
	/usr/local/go/src/runtime/netpoll.go:343 +0x85 fp=0xc000846e58 sp=0xc000846e38 pc=0x469f85
internal/poll.(*pollDesc).wait(0xc000678d20?, 0xc000686106?, 0x1)
	/usr/local/go/src/internal/poll/fd_poll_runtime.go:84 +0x27 fp=0xc000846e80 sp=0xc000846e58 pc=0x4d8a07
internal/poll.(*pollDesc).waitRead(...)
	/usr/local/go/src/internal/poll/fd_poll_runtime.go:89
internal/poll.(*FD).Read(0xc000678d20, {0xc000686106, 0x1defa, 0x1defa})
	/usr/local/go/src/internal/poll/fd_unix.go:164 +0x27a fp=0xc000846f18 sp=0xc000846e80 pc=0x4d9cfa
os.(*File).read(...)
	/usr/local/go/src/os/file_posix.go:29
os.(*File).Read(0xc0003689e0, {0xc000686106?, 0x0?, 0x0?})
	/usr/local/go/src/os/file.go:118 +0x52 fp=0xc000846f58 sp=0xc000846f18 pc=0x4e3ad2
github.com/google/syzkaller/pkg/ipc.(*Env).makeCommand.func2(0xc00038a480)
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:617 +0x89 fp=0xc000846fc8 sp=0xc000846f58 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=0xc000846fe0 sp=0xc000846fc8 pc=0xa14607
runtime.goexit()
	/usr/local/go/src/runtime/asm_amd64.s:1650 +0x1 fp=0xc000846fe8 sp=0xc000846fe0 pc=0x46f7c1
created by github.com/google/syzkaller/pkg/ipc.(*Env).makeCommand in goroutine 33
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:611 +0xa05

goroutine 801 [syscall, 1 minutes]:
syscall.Syscall6(0x1e1, 0x1, 0x1a47, 0xc00084766c, 0x10020, 0x0, 0x0)
	/usr/local/go/src/syscall/asm_unix_amd64.s:39 +0x9 fp=0xc000847618 sp=0xc000847608 pc=0x4beba9
os.wait6(0x416efc?, 0xc0008476c8?, 0x46b805?)
	/usr/local/go/src/os/wait6_netbsd.go:16 +0x4c fp=0xc000847688 sp=0xc000847618 pc=0x4e910c
os.(*Process).blockUntilWaitable(0xc0000a2a20)
	/usr/local/go/src/os/wait_wait6.go:20 +0x30 fp=0xc0008476b8 sp=0xc000847688 pc=0x4e9190
os.(*Process).wait(0xc0000a2a20)
	/usr/local/go/src/os/exec_unix.go:22 +0x25 fp=0xc000847718 sp=0xc0008476b8 pc=0x4e3345
os.(*Process).Wait(...)
	/usr/local/go/src/os/exec.go:134
os/exec.(*Cmd).Wait(0xc0001de2c0)
	/usr/local/go/src/os/exec/exec.go:890 +0x45 fp=0xc000847780 sp=0xc000847718 pc=0x795f05
github.com/google/syzkaller/pkg/ipc.(*Env).makeCommand.func3(0xc00038a480)
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:640 +0x28 fp=0xc0008477c8 sp=0xc000847780 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=0xc0008477e0 sp=0xc0008477c8 pc=0xa14507
runtime.goexit()
	/usr/local/go/src/runtime/asm_amd64.s:1650 +0x1 fp=0xc0008477e8 sp=0xc0008477e0 pc=0x46f7c1
created by github.com/google/syzkaller/pkg/ipc.(*Env).makeCommand in goroutine 33
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:639 +0xc0d

goroutine 1343 [select]:
runtime.gopark(0xc000847fb0?, 0x2?, 0x20?, 0x4a?, 0xc000847f8c?)
	/usr/local/go/src/runtime/proc.go:398 +0xce fp=0xc000847e38 sp=0xc000847e18 pc=0x43d66e
runtime.selectgo(0xc000847fb0, 0xc000847f88, 0xc000144778?, 0x0, 0x4?, 0x1)
	/usr/local/go/src/runtime/select.go:327 +0x725 fp=0xc000847f58 sp=0xc000847e38 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=0xc000847fe0 sp=0xc000847f58 pc=0xa15af7
runtime.goexit()
	/usr/local/go/src/runtime/asm_amd64.s:1650 +0x1 fp=0xc000847fe8 sp=0xc000847fe0 pc=0x46f7c1
created by github.com/google/syzkaller/pkg/ipc.(*command).exec in goroutine 32
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:752 +0x2f9