fatal error: fault
[signal SIGSEGV: segmentation violation code=0x1 addr=0x7f7fae42e000 pc=0x4709fc]

goroutine 31 [running]:
runtime.throw({0xbdc158?, 0x0?})
	/usr/local/go/src/runtime/panic.go:1077 +0x5c fp=0xc000351b58 sp=0xc000351b28 pc=0x43a81c
runtime.sigpanic()
	/usr/local/go/src/runtime/signal_unix.go:875 +0x285 fp=0xc000351bb8 sp=0xc000351b58 pc=0x451585
runtime.memmove()
	/usr/local/go/src/runtime/memmove_amd64.s:375 +0x43c fp=0xc000351bc0 sp=0xc000351bb8 pc=0x4709fc
github.com/google/syzkaller/pkg/ipc.(*Env).ExecProg(0xc0000f0200, 0x7b3?, {0xc0006cea80, 0x4a65, 0x0?})
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:247 +0x85 fp=0xc000351c50 sp=0xc000351bc0 pc=0xa11785
main.(*Proc).executeProgram(0xc0000101f8, 0xc0001e0cb0, 0xc000351df0?)
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/proc.go:123 +0xe5 fp=0xc000351db8 sp=0xc000351c50 pc=0xa1b365
main.(*Proc).execute(0xc0000101f8?, 0xc0001e0cb0, 0xc000540568?)
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/proc.go:103 +0x33 fp=0xc000351e00 sp=0xc000351db8 pc=0xa1b1b3
main.(*Proc).loop(0xc0000101f8)
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/proc.go:46 +0xcc fp=0xc000351fc8 sp=0xc000351e00 pc=0xa1aa2c
main.startProc.func1()
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/proc.go:37 +0x25 fp=0xc000351fe0 sp=0xc000351fc8 pc=0xa1a925
runtime.goexit()
	/usr/local/go/src/runtime/asm_amd64.s:1650 +0x1 fp=0xc000351fe8 sp=0xc000351fe0 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, 0xc0005c0000, 0x61af4)
	/usr/local/go/src/syscall/asm_unix_amd64.s:19 +0x9 fp=0xc0006df750 sp=0xc0006df740 pc=0x4beb49
syscall.read(0xc0000f0080?, {0xc0005c0000?, 0xc00050e200?, 0x0?})
	/usr/local/go/src/syscall/zsyscall_netbsd_amd64.go:860 +0x45 fp=0xc0006df7a8 sp=0xc0006df750 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(0xc0000f0080, {0xc0005c0000, 0x61af4, 0x62000})
	/usr/local/go/src/internal/poll/fd_unix.go:160 +0x2ae fp=0xc0006df840 sp=0xc0006df7a8 pc=0x4d9d2e
net.(*netFD).Read(0xc0000f0080, {0xc0005c0000?, 0xc00005c400?, 0x100c000544f40?})
	/usr/local/go/src/net/fd_posix.go:55 +0x25 fp=0xc0006df888 sp=0xc0006df840 pc=0x5b8d85
net.(*conn).Read(0xc000540028, {0xc0005c0000?, 0xc000011230?, 0x18?})
	/usr/local/go/src/net/net.go:179 +0x45 fp=0xc0006df8d0 sp=0xc0006df888 pc=0x5c96a5
net.(*TCPConn).Read(0xc0006df960?, {0xc0005c0000?, 0xc0006df938?, 0x40dd4c?})
	<autogenerated>:1 +0x25 fp=0xc0006df900 sp=0xc0006df8d0 pc=0x5d9e05
io.ReadAtLeast({0x7f7fb1041d18, 0xc000540028}, {0xc0005c0000, 0x61af4, 0x62000}, 0x4)
	/usr/local/go/src/io/io.go:335 +0x90 fp=0xc0006df948 sp=0xc0006df900 pc=0x4b4a50
github.com/google/syzkaller/pkg/flatrpc.(*Conn).recv(0xc000090be0, 0xc0005c0004?)
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/flatrpc/conn.go:178 +0x1a5 fp=0xc0006df9e0 sp=0xc0006df948 pc=0x8d4b65
github.com/google/syzkaller/pkg/flatrpc.Recv[...](0xc000090be0)
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/flatrpc/conn.go:152 +0xb3 fp=0xc0006dfa40 sp=0xc0006df9e0 pc=0xa1c6f3
main.(*FuzzerTool).handleConn(0xc000138640)
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/fuzzer.go:222 +0x36 fp=0xc0006dfae8 sp=0xc0006dfa40 pc=0xa19536
main.main()
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/fuzzer.go:162 +0xec5 fp=0xc0006dff40 sp=0xc0006dfae8 pc=0xa19065
runtime.main()
	/usr/local/go/src/runtime/proc.go:267 +0x2bb fp=0xc0006dffe0 sp=0xc0006dff40 pc=0x43d1fb
runtime.goexit()
	/usr/local/go/src/runtime/asm_amd64.s:1650 +0x1 fp=0xc0006dffe8 sp=0xc0006dffe0 pc=0x46f7c1

goroutine 2 [force gc (idle), 11 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?, 0x14060c0?, 0xc?, 0x14?, 0x1?)
	/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(0xf6e4aa?, 0x414034?, 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?, 0x40?, 0x87?, 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(0xa91bb0947c?, 0x2?, 0x6?, 0x79?, 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(0xa91bb0d577?, 0x2?, 0x3b?, 0x84?, 0x0?)
	/usr/local/go/src/runtime/proc.go:398 +0xce fp=0xc000052f50 sp=0xc000052f30 pc=0x43d66e
runtime.gcBgMarkWorker()
	/usr/local/go/src/runtime/mgc.go:1293 +0xe5 fp=0xc000052fe0 sp=0xc000052f50 pc=0x41f025
runtime.goexit()
	/usr/local/go/src/runtime/asm_amd64.s:1650 +0x1 fp=0xc000052fe8 sp=0xc000052fe0 pc=0x46f7c1
created by runtime.gcBgMarkStartWorkers in goroutine 1
	/usr/local/go/src/runtime/mgc.go:1217 +0x1c

goroutine 5 [select]:
runtime.gopark(0xc000059788?, 0x3?, 0x3?, 0x0?, 0xc000059772?)
	/usr/local/go/src/runtime/proc.go:398 +0xce fp=0xc000059618 sp=0xc0000595f8 pc=0x43d66e
runtime.selectgo(0xc000059788, 0xc00005976c, 0xc0000de280?, 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(0xc0000de280)
	/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 7 [chan receive, 11 minutes]:
runtime.gopark(0xc000059ee0?, 0x7990c5?, 0x1?, 0xb6?, 0xc000059f58?)
	/usr/local/go/src/runtime/proc.go:398 +0xce fp=0xc000059ec8 sp=0xc000059ea8 pc=0x43d66e
runtime.chanrecv(0xc000508f60, 0x0, 0x1)
	/usr/local/go/src/runtime/chan.go:583 +0x3cd fp=0xc000059f40 sp=0xc000059ec8 pc=0x4094ad
runtime.chanrecv1(0xc000508f60?, 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 21 [chan receive]:
runtime.gopark(0xc00007a5a0?, 0xc00065c1e0?, 0x90?, 0x6f?, 0x8d43e0?)
	/usr/local/go/src/runtime/proc.go:398 +0xce fp=0xc0003f76f8 sp=0xc0003f76d8 pc=0x43d66e
runtime.chanrecv(0xc00007a600, 0xc0003f77b8, 0x1)
	/usr/local/go/src/runtime/chan.go:583 +0x3cd fp=0xc0003f7770 sp=0xc0003f76f8 pc=0x4094ad
runtime.chanrecv2(0xc0003c60c0?, 0x4558455f5a595320?)
	/usr/local/go/src/runtime/chan.go:447 +0x12 fp=0xc0003f7798 sp=0xc0003f7770 pc=0x4090d2
github.com/google/syzkaller/pkg/stats.newSet.func1()
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/stats/set.go:98 +0x66 fp=0xc0003f77e0 sp=0xc0003f7798 pc=0x8d2f46
runtime.goexit()
	/usr/local/go/src/runtime/asm_amd64.s:1650 +0x1 fp=0xc0003f77e8 sp=0xc0003f77e0 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 8 [chan receive, 11 minutes]:
runtime.gopark(0x0?, 0x0?, 0x0?, 0x0?, 0x0?)
	/usr/local/go/src/runtime/proc.go:398 +0xce fp=0xc0000586f0 sp=0xc0000586d0 pc=0x43d66e
runtime.chanrecv(0xc000092180, 0x0, 0x1)
	/usr/local/go/src/runtime/chan.go:583 +0x3cd fp=0xc000058768 sp=0xc0000586f0 pc=0x4094ad
runtime.chanrecv1(0x0?, 0x0?)
	/usr/local/go/src/runtime/chan.go:442 +0x12 fp=0xc000058790 sp=0xc000058768 pc=0x4090b2
main.main.func1()
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/fuzzer.go:76 +0x19 fp=0xc0000587e0 sp=0xc000058790 pc=0xa190b9
runtime.goexit()
	/usr/local/go/src/runtime/asm_amd64.s:1650 +0x1 fp=0xc0000587e8 sp=0xc0000587e0 pc=0x46f7c1
created by main.main in goroutine 1
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/fuzzer.go:74 +0x33b

goroutine 22 [select, 11 minutes, locked to thread]:
runtime.gopark(0xc000532fa8?, 0x2?, 0x9?, 0xd9?, 0xc000532f94?)
	/usr/local/go/src/runtime/proc.go:398 +0xce fp=0xc000532e30 sp=0xc000532e10 pc=0x43d66e
runtime.selectgo(0xc000532fa8, 0xc000532f90, 0x0?, 0x0, 0xa2c7d2230667663?, 0x1)
	/usr/local/go/src/runtime/select.go:327 +0x725 fp=0xc000532f50 sp=0xc000532e30 pc=0x44dac5
runtime.ensureSigM.func1()
	/usr/local/go/src/runtime/signal_unix.go:1014 +0x192 fp=0xc000532fe0 sp=0xc000532f50 pc=0x4664f2
runtime.goexit()
	/usr/local/go/src/runtime/asm_amd64.s:1650 +0x1 fp=0xc000532fe8 sp=0xc000532fe0 pc=0x46f7c1
created by runtime.ensureSigM in goroutine 7
	/usr/local/go/src/runtime/signal_unix.go:997 +0xc8

goroutine 9 [IO wait, 11 minutes]:
runtime.gopark(0xc000533c10?, 0x41013d?, 0x18?, 0x3c?, 0x4df99d?)
	/usr/local/go/src/runtime/proc.go:398 +0xce fp=0xc000533ba8 sp=0xc000533b88 pc=0x43d66e
runtime.netpollblock(0x7f7fb132b850?, 0x407ce6?, 0x0?)
	/usr/local/go/src/runtime/netpoll.go:564 +0xf7 fp=0xc000533be0 sp=0xc000533ba8 pc=0x436a17
internal/poll.runtime_pollWait(0x7f7fb108c108, 0x72)
	/usr/local/go/src/runtime/netpoll.go:343 +0x85 fp=0xc000533c00 sp=0xc000533be0 pc=0x469f85
internal/poll.(*pollDesc).wait(0xc0000f0000?, 0xc000533ce8?, 0x0)
	/usr/local/go/src/internal/poll/fd_poll_runtime.go:84 +0x27 fp=0xc000533c28 sp=0xc000533c00 pc=0x4d8a07
internal/poll.(*pollDesc).waitRead(...)
	/usr/local/go/src/internal/poll/fd_poll_runtime.go:89
internal/poll.(*FD).Accept(0xc0000f0000)
	/usr/local/go/src/internal/poll/fd_unix.go:611 +0x2ac fp=0xc000533cd0 sp=0xc000533c28 pc=0x4ddeec
net.(*netFD).accept(0xc0000f0000)
	/usr/local/go/src/net/fd_unix.go:172 +0x29 fp=0xc000533d88 sp=0xc000533cd0 pc=0x5bada9
net.(*TCPListener).accept(0xc000544000)
	/usr/local/go/src/net/tcpsock_posix.go:152 +0x1e fp=0xc000533db0 sp=0xc000533d88 pc=0x5d16de
net.(*TCPListener).Accept(0xc000544000)
	/usr/local/go/src/net/tcpsock.go:315 +0x30 fp=0xc000533de0 sp=0xc000533db0 pc=0x5d08d0
net/http.(*onceCloseListener).Accept(0xd67f30?)
	<autogenerated>:1 +0x24 fp=0xc000533df8 sp=0xc000533de0 pc=0x6f1bc4
net/http.(*Server).Serve(0xc000018000, {0xd67000, 0xc000544000})
	/usr/local/go/src/net/http/server.go:3056 +0x364 fp=0xc000533f28 sp=0xc000533df8 pc=0x6cf864
net/http.(*Server).ListenAndServe(0xc000018000)
	/usr/local/go/src/net/http/server.go:2985 +0x71 fp=0xc000533f58 sp=0xc000533f28 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=0xc000533fe0 sp=0xc000533f58 pc=0xa1a4bd
runtime.goexit()
	/usr/local/go/src/runtime/asm_amd64.s:1650 +0x1 fp=0xc000533fe8 sp=0xc000533fe0 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, 11 minutes]:
runtime.notetsleepg(0x2230666961632220?, 0x62227b09090a2c7d?)
	/usr/local/go/src/runtime/lock_sema.go:294 +0x29 fp=0xc0003f5fa0 sp=0xc0003f5f58 pc=0x40ea69
os/signal.signal_recv()
	/usr/local/go/src/runtime/sigqueue.go:152 +0x29 fp=0xc0003f5fc0 sp=0xc0003f5fa0 pc=0x46bf29
os/signal.loop()
	/usr/local/go/src/os/signal/signal_unix.go:23 +0x13 fp=0xc0003f5fe0 sp=0xc0003f5fc0 pc=0x7993f3
runtime.goexit()
	/usr/local/go/src/runtime/asm_amd64.s:1650 +0x1 fp=0xc0003f5fe8 sp=0xc0003f5fe0 pc=0x46f7c1
created by os/signal.Notify.func1.1 in goroutine 7
	/usr/local/go/src/os/signal/signal.go:151 +0x1f

goroutine 29 [runnable]:
runtime.gopark(0xc0006e5890?, 0xc0006e5890?, 0x7d?, 0xeb?, 0xc0006e58e8?)
	/usr/local/go/src/runtime/proc.go:398 +0xce fp=0xc0006e5878 sp=0xc0006e5858 pc=0x43d66e
runtime.netpollblock(0xc000e984a0?, 0x407ce6?, 0x0?)
	/usr/local/go/src/runtime/netpoll.go:564 +0xf7 fp=0xc0006e58b0 sp=0xc0006e5878 pc=0x436a17
internal/poll.runtime_pollWait(0x7f7fb1091100, 0x72)
	/usr/local/go/src/runtime/netpoll.go:343 +0x85 fp=0xc0006e58d0 sp=0xc0006e58b0 pc=0x469f85
internal/poll.(*pollDesc).wait(0xc000b7c540?, 0xc000e984a0?, 0x1)
	/usr/local/go/src/internal/poll/fd_poll_runtime.go:84 +0x27 fp=0xc0006e58f8 sp=0xc0006e58d0 pc=0x4d8a07
internal/poll.(*pollDesc).waitRead(...)
	/usr/local/go/src/internal/poll/fd_poll_runtime.go:89
internal/poll.(*FD).Read(0xc000b7c540, {0xc000e984a0, 0xc, 0xc})
	/usr/local/go/src/internal/poll/fd_unix.go:164 +0x27a fp=0xc0006e5990 sp=0xc0006e58f8 pc=0x4d9cfa
os.(*File).read(...)
	/usr/local/go/src/os/file_posix.go:29
os.(*File).Read(0xc0005403b8, {0xc000e984a0?, 0xc0006e5a08?, 0x410365?})
	/usr/local/go/src/os/file.go:118 +0x52 fp=0xc0006e59d0 sp=0xc0006e5990 pc=0x4e3ad2
io.ReadAtLeast({0xd5f300, 0xc0005403b8}, {0xc000e984a0, 0xc, 0xc}, 0xc)
	/usr/local/go/src/io/io.go:335 +0x90 fp=0xc0006e5a18 sp=0xc0006e59d0 pc=0x4b4a50
io.ReadFull(...)
	/usr/local/go/src/io/io.go:354
github.com/google/syzkaller/pkg/ipc.(*command).exec(0xc0003bab80, 0xc0000cd740?)
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:769 +0x3c5 fp=0xc0006e5bc0 sp=0xc0006e5a18 pc=0xa15405
github.com/google/syzkaller/pkg/ipc.(*Env).ExecProg(0xc0000f0100, 0x7b2?, {0xc000b48c80, 0x276, 0x0?})
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:260 +0x10c fp=0xc0006e5c50 sp=0xc0006e5bc0 pc=0xa1180c
main.(*Proc).executeProgram(0xc0000101c8, 0xc0001e0c40, 0xc0006e5df0?)
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/proc.go:123 +0xe5 fp=0xc0006e5db8 sp=0xc0006e5c50 pc=0xa1b365
main.(*Proc).execute(0xc0000101c8?, 0xc0001e0c40, 0xc000002938?)
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/proc.go:103 +0x33 fp=0xc0006e5e00 sp=0xc0006e5db8 pc=0xa1b1b3
main.(*Proc).loop(0xc0000101c8)
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/proc.go:46 +0xcc fp=0xc0006e5fc8 sp=0xc0006e5e00 pc=0xa1aa2c
main.startProc.func1()
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/proc.go:37 +0x25 fp=0xc0006e5fe0 sp=0xc0006e5fc8 pc=0xa1a925
runtime.goexit()
	/usr/local/go/src/runtime/asm_amd64.s:1650 +0x1 fp=0xc0006e5fe8 sp=0xc0006e5fe0 pc=0x46f7c1
created by main.startProc in goroutine 1
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/proc.go:37 +0x116

goroutine 3570 [runnable]:
syscall.Syscall6(0x1e1, 0x1, 0x352c, 0xc00005466c, 0x10020, 0x0, 0x0)
	/usr/local/go/src/syscall/asm_unix_amd64.s:39 +0x9 fp=0xc000054618 sp=0xc000054608 pc=0x4beba9
os.wait6(0x416efc?, 0xc0000546c8?, 0x46b805?)
	/usr/local/go/src/os/wait6_netbsd.go:16 +0x4c fp=0xc000054688 sp=0xc000054618 pc=0x4e910c
os.(*Process).blockUntilWaitable(0xc000836f30)
	/usr/local/go/src/os/wait_wait6.go:20 +0x30 fp=0xc0000546b8 sp=0xc000054688 pc=0x4e9190
os.(*Process).wait(0xc000836f30)
	/usr/local/go/src/os/exec_unix.go:22 +0x25 fp=0xc000054718 sp=0xc0000546b8 pc=0x4e3345
os.(*Process).Wait(...)
	/usr/local/go/src/os/exec.go:134
os/exec.(*Cmd).Wait(0xc000a606e0)
	/usr/local/go/src/os/exec/exec.go:890 +0x45 fp=0xc000054780 sp=0xc000054718 pc=0x795f05
github.com/google/syzkaller/pkg/ipc.(*Env).makeCommand.func3(0xc0000f0b00)
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:640 +0x28 fp=0xc0000547c8 sp=0xc000054780 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=0xc0000547e0 sp=0xc0000547c8 pc=0xa14507
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 34
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:639 +0xc0d

goroutine 30 [runnable]:
runtime.gopark(0xc00034f890?, 0xc00034f890?, 0x7d?, 0xeb?, 0xc00034f8e8?)
	/usr/local/go/src/runtime/proc.go:398 +0xce fp=0xc00034f878 sp=0xc00034f858 pc=0x43d66e
runtime.netpollblock(0xc000834540?, 0x407ce6?, 0x0?)
	/usr/local/go/src/runtime/netpoll.go:564 +0xf7 fp=0xc00034f8b0 sp=0xc00034f878 pc=0x436a17
internal/poll.runtime_pollWait(0x7f7fb10913e8, 0x72)
	/usr/local/go/src/runtime/netpoll.go:343 +0x85 fp=0xc00034f8d0 sp=0xc00034f8b0 pc=0x469f85
internal/poll.(*pollDesc).wait(0xc000b7c0c0?, 0xc000834540?, 0x1)
	/usr/local/go/src/internal/poll/fd_poll_runtime.go:84 +0x27 fp=0xc00034f8f8 sp=0xc00034f8d0 pc=0x4d8a07
internal/poll.(*pollDesc).waitRead(...)
	/usr/local/go/src/internal/poll/fd_poll_runtime.go:89
internal/poll.(*FD).Read(0xc000b7c0c0, {0xc000834540, 0xc, 0xc})
	/usr/local/go/src/internal/poll/fd_unix.go:164 +0x27a fp=0xc00034f990 sp=0xc00034f8f8 pc=0x4d9cfa
os.(*File).read(...)
	/usr/local/go/src/os/file_posix.go:29
os.(*File).Read(0xc000540308, {0xc000834540?, 0xc00034fa08?, 0x410365?})
	/usr/local/go/src/os/file.go:118 +0x52 fp=0xc00034f9d0 sp=0xc00034f990 pc=0x4e3ad2
io.ReadAtLeast({0xd5f300, 0xc000540308}, {0xc000834540, 0xc, 0xc}, 0xc)
	/usr/local/go/src/io/io.go:335 +0x90 fp=0xc00034fa18 sp=0xc00034f9d0 pc=0x4b4a50
io.ReadFull(...)
	/usr/local/go/src/io/io.go:354
github.com/google/syzkaller/pkg/ipc.(*command).exec(0xc0003ba880, 0xc000f00780?)
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:769 +0x3c5 fp=0xc00034fbc0 sp=0xc00034fa18 pc=0xa15405
github.com/google/syzkaller/pkg/ipc.(*Env).ExecProg(0xc0000f0180, 0x7b0?, {0xc0003d7880, 0x36b, 0x0?})
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:260 +0x10c fp=0xc00034fc50 sp=0xc00034fbc0 pc=0xa1180c
main.(*Proc).executeProgram(0xc0000101e0, 0xc0003dc8c0, 0xc00034fdf0?)
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/proc.go:123 +0xe5 fp=0xc00034fdb8 sp=0xc00034fc50 pc=0xa1b365
main.(*Proc).execute(0xc0000101e0?, 0xc0003dc8c0, 0xc000540508?)
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/proc.go:103 +0x33 fp=0xc00034fe00 sp=0xc00034fdb8 pc=0xa1b1b3
main.(*Proc).loop(0xc0000101e0)
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/proc.go:46 +0xcc fp=0xc00034ffc8 sp=0xc00034fe00 pc=0xa1aa2c
main.startProc.func1()
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/proc.go:37 +0x25 fp=0xc00034ffe0 sp=0xc00034ffc8 pc=0xa1a925
runtime.goexit()
	/usr/local/go/src/runtime/asm_amd64.s:1650 +0x1 fp=0xc00034ffe8 sp=0xc00034ffe0 pc=0x46f7c1
created by main.startProc in goroutine 1
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/proc.go:37 +0x116

goroutine 32 [runnable]:
runtime.gopark(0xc0006e3890?, 0xc0006e3890?, 0x7d?, 0xeb?, 0xc0006e38e8?)
	/usr/local/go/src/runtime/proc.go:398 +0xce fp=0xc0006e3878 sp=0xc0006e3858 pc=0x43d66e
runtime.netpollblock(0xc000834560?, 0x407ce6?, 0x0?)
	/usr/local/go/src/runtime/netpoll.go:564 +0xf7 fp=0xc0006e38b0 sp=0xc0006e3878 pc=0x436a17
internal/poll.runtime_pollWait(0x7f7fb108b850, 0x72)
	/usr/local/go/src/runtime/netpoll.go:343 +0x85 fp=0xc0006e38d0 sp=0xc0006e38b0 pc=0x469f85
internal/poll.(*pollDesc).wait(0xc000b7cba0?, 0xc000834560?, 0x1)
	/usr/local/go/src/internal/poll/fd_poll_runtime.go:84 +0x27 fp=0xc0006e38f8 sp=0xc0006e38d0 pc=0x4d8a07
internal/poll.(*pollDesc).waitRead(...)
	/usr/local/go/src/internal/poll/fd_poll_runtime.go:89
internal/poll.(*FD).Read(0xc000b7cba0, {0xc000834560, 0xc, 0xc})
	/usr/local/go/src/internal/poll/fd_unix.go:164 +0x27a fp=0xc0006e3990 sp=0xc0006e38f8 pc=0x4d9cfa
os.(*File).read(...)
	/usr/local/go/src/os/file_posix.go:29
os.(*File).Read(0xc000540438, {0xc000834560?, 0xc0006e3a08?, 0x410365?})
	/usr/local/go/src/os/file.go:118 +0x52 fp=0xc0006e39d0 sp=0xc0006e3990 pc=0x4e3ad2
io.ReadAtLeast({0xd5f300, 0xc000540438}, {0xc000834560, 0xc, 0xc}, 0xc)
	/usr/local/go/src/io/io.go:335 +0x90 fp=0xc0006e3a18 sp=0xc0006e39d0 pc=0x4b4a50
io.ReadFull(...)
	/usr/local/go/src/io/io.go:354
github.com/google/syzkaller/pkg/ipc.(*command).exec(0xc0003bae80, 0xc000f00798?)
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:769 +0x3c5 fp=0xc0006e3bc0 sp=0xc0006e3a18 pc=0xa15405
github.com/google/syzkaller/pkg/ipc.(*Env).ExecProg(0xc0000f0280, 0x7b1?, {0xc0007b8600, 0x58f, 0x0?})
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:260 +0x10c fp=0xc0006e3c50 sp=0xc0006e3bc0 pc=0xa1180c
main.(*Proc).executeProgram(0xc000010210, 0xc0003dc930, 0xc0006e3df0?)
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/proc.go:123 +0xe5 fp=0xc0006e3db8 sp=0xc0006e3c50 pc=0xa1b365
main.(*Proc).execute(0xc000010210?, 0xc0003dc930, 0xc000540550?)
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/proc.go:103 +0x33 fp=0xc0006e3e00 sp=0xc0006e3db8 pc=0xa1b1b3
main.(*Proc).loop(0xc000010210)
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/proc.go:46 +0xcc fp=0xc0006e3fc8 sp=0xc0006e3e00 pc=0xa1aa2c
main.startProc.func1()
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/proc.go:37 +0x25 fp=0xc0006e3fe0 sp=0xc0006e3fc8 pc=0xa1a925
runtime.goexit()
	/usr/local/go/src/runtime/asm_amd64.s:1650 +0x1 fp=0xc0006e3fe8 sp=0xc0006e3fe0 pc=0x46f7c1
created by main.startProc in goroutine 1
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/proc.go:37 +0x116

goroutine 33 [runnable]:
runtime.gopark(0xc000355890?, 0xc000355890?, 0x7d?, 0xeb?, 0xc0003558e8?)
	/usr/local/go/src/runtime/proc.go:398 +0xce fp=0xc000355878 sp=0xc000355858 pc=0x43d66e
runtime.netpollblock(0xc000834510?, 0x407ce6?, 0x0?)
	/usr/local/go/src/runtime/netpoll.go:564 +0xf7 fp=0xc0003558b0 sp=0xc000355878 pc=0x436a17
internal/poll.runtime_pollWait(0x7f7fb1092650, 0x72)
	/usr/local/go/src/runtime/netpoll.go:343 +0x85 fp=0xc0003558d0 sp=0xc0003558b0 pc=0x469f85
internal/poll.(*pollDesc).wait(0xc00007be00?, 0xc000834510?, 0x1)
	/usr/local/go/src/internal/poll/fd_poll_runtime.go:84 +0x27 fp=0xc0003558f8 sp=0xc0003558d0 pc=0x4d8a07
internal/poll.(*pollDesc).waitRead(...)
	/usr/local/go/src/internal/poll/fd_poll_runtime.go:89
internal/poll.(*FD).Read(0xc00007be00, {0xc000834510, 0xc, 0xc})
	/usr/local/go/src/internal/poll/fd_unix.go:164 +0x27a fp=0xc000355990 sp=0xc0003558f8 pc=0x4d9cfa
os.(*File).read(...)
	/usr/local/go/src/os/file_posix.go:29
os.(*File).Read(0xc000002888, {0xc000834510?, 0xc000355a08?, 0x410365?})
	/usr/local/go/src/os/file.go:118 +0x52 fp=0xc0003559d0 sp=0xc000355990 pc=0x4e3ad2
io.ReadAtLeast({0xd5f300, 0xc000002888}, {0xc000834510, 0xc, 0xc}, 0xc)
	/usr/local/go/src/io/io.go:335 +0x90 fp=0xc000355a18 sp=0xc0003559d0 pc=0x4b4a50
io.ReadFull(...)
	/usr/local/go/src/io/io.go:354
github.com/google/syzkaller/pkg/ipc.(*command).exec(0xc0000f0b80, 0xc000f00600?)
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:769 +0x3c5 fp=0xc000355bc0 sp=0xc000355a18 pc=0xa15405
github.com/google/syzkaller/pkg/ipc.(*Env).ExecProg(0xc0000f0300, 0x7a8?, {0xc00033d000, 0x38c, 0x0?})
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:260 +0x10c fp=0xc000355c50 sp=0xc000355bc0 pc=0xa1180c
main.(*Proc).executeProgram(0xc000010228, 0xc0003dc700, 0xc000355df0?)
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/proc.go:123 +0xe5 fp=0xc000355db8 sp=0xc000355c50 pc=0xa1b365
main.(*Proc).execute(0xc000010228?, 0xc0003dc700, 0xc000002850?)
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/proc.go:103 +0x33 fp=0xc000355e00 sp=0xc000355db8 pc=0xa1b1b3
main.(*Proc).loop(0xc000010228)
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/proc.go:46 +0xcc fp=0xc000355fc8 sp=0xc000355e00 pc=0xa1aa2c
main.startProc.func1()
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/proc.go:37 +0x25 fp=0xc000355fe0 sp=0xc000355fc8 pc=0xa1a925
runtime.goexit()
	/usr/local/go/src/runtime/asm_amd64.s:1650 +0x1 fp=0xc000355fe8 sp=0xc000355fe0 pc=0x46f7c1
created by main.startProc in goroutine 1
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/proc.go:37 +0x116

goroutine 34 [runnable]:
runtime.gopark(0xc0006e1890?, 0xc0006e1890?, 0x7d?, 0xeb?, 0xc0006e18e8?)
	/usr/local/go/src/runtime/proc.go:398 +0xce fp=0xc0006e1878 sp=0xc0006e1858 pc=0x43d66e
runtime.netpollblock(0xc000e98460?, 0x407ce6?, 0x0?)
	/usr/local/go/src/runtime/netpoll.go:564 +0xf7 fp=0xc0006e18b0 sp=0xc0006e1878 pc=0x436a17
internal/poll.runtime_pollWait(0x7f7fb10917c8, 0x72)
	/usr/local/go/src/runtime/netpoll.go:343 +0x85 fp=0xc0006e18d0 sp=0xc0006e18b0 pc=0x469f85
internal/poll.(*pollDesc).wait(0xc00007b560?, 0xc000e98460?, 0x1)
	/usr/local/go/src/internal/poll/fd_poll_runtime.go:84 +0x27 fp=0xc0006e18f8 sp=0xc0006e18d0 pc=0x4d8a07
internal/poll.(*pollDesc).waitRead(...)
	/usr/local/go/src/internal/poll/fd_poll_runtime.go:89
internal/poll.(*FD).Read(0xc00007b560, {0xc000e98460, 0xc, 0xc})
	/usr/local/go/src/internal/poll/fd_unix.go:164 +0x27a fp=0xc0006e1990 sp=0xc0006e18f8 pc=0x4d9cfa
os.(*File).read(...)
	/usr/local/go/src/os/file_posix.go:29
os.(*File).Read(0xc000002828, {0xc000e98460?, 0xc0006e1a08?, 0x410365?})
	/usr/local/go/src/os/file.go:118 +0x52 fp=0xc0006e19d0 sp=0xc0006e1990 pc=0x4e3ad2
io.ReadAtLeast({0xd5f300, 0xc000002828}, {0xc000e98460, 0xc, 0xc}, 0xc)
	/usr/local/go/src/io/io.go:335 +0x90 fp=0xc0006e1a18 sp=0xc0006e19d0 pc=0x4b4a50
io.ReadFull(...)
	/usr/local/go/src/io/io.go:354
github.com/google/syzkaller/pkg/ipc.(*command).exec(0xc0000f0b00, 0xc000f00768?)
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:769 +0x3c5 fp=0xc0006e1bc0 sp=0xc0006e1a18 pc=0xa15405
github.com/google/syzkaller/pkg/ipc.(*Env).ExecProg(0xc0000f0380, 0x7af?, {0xc0002664d0, 0x63, 0x0?})
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:260 +0x10c fp=0xc0006e1c50 sp=0xc0006e1bc0 pc=0xa1180c
main.(*Proc).executeProgram(0xc000010240, 0xc0003dc850, 0xc0006e1df0?)
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/proc.go:123 +0xe5 fp=0xc0006e1db8 sp=0xc0006e1c50 pc=0xa1b365
main.(*Proc).execute(0xc000010240?, 0xc0003dc850, 0xc000002918?)
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/proc.go:103 +0x33 fp=0xc0006e1e00 sp=0xc0006e1db8 pc=0xa1b1b3
main.(*Proc).loop(0xc000010240)
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/proc.go:46 +0xcc fp=0xc0006e1fc8 sp=0xc0006e1e00 pc=0xa1aa2c
main.startProc.func1()
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/proc.go:37 +0x25 fp=0xc0006e1fe0 sp=0xc0006e1fc8 pc=0xa1a925
runtime.goexit()
	/usr/local/go/src/runtime/asm_amd64.s:1650 +0x1 fp=0xc0006e1fe8 sp=0xc0006e1fe0 pc=0x46f7c1
created by main.startProc in goroutine 1
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/proc.go:37 +0x116

goroutine 3578 [select]:
runtime.gopark(0xc0003f47b0?, 0x2?, 0xc0?, 0x46?, 0xc0003f478c?)
	/usr/local/go/src/runtime/proc.go:398 +0xce fp=0xc0003f4638 sp=0xc0003f4618 pc=0x43d66e
runtime.selectgo(0xc0003f47b0, 0xc0003f4788, 0xc000e983b0?, 0x0, 0x4?, 0x1)
	/usr/local/go/src/runtime/select.go:327 +0x725 fp=0xc0003f4758 sp=0xc0003f4638 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=0xc0003f47e0 sp=0xc0003f4758 pc=0xa15af7
runtime.goexit()
	/usr/local/go/src/runtime/asm_amd64.s:1650 +0x1 fp=0xc0003f47e8 sp=0xc0003f47e0 pc=0x46f7c1
created by github.com/google/syzkaller/pkg/ipc.(*command).exec in goroutine 34
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:752 +0x2f9

goroutine 3563 [runnable]:
syscall.Syscall6(0x1e1, 0x1, 0x3f59, 0xc0004b5e6c, 0x10020, 0x0, 0x0)
	/usr/local/go/src/syscall/asm_unix_amd64.s:39 +0x9 fp=0xc0004b5e18 sp=0xc0004b5e08 pc=0x4beba9
os.wait6(0x1406c20?, 0x8000000000000000?, 0xa2e9cf7db6?)
	/usr/local/go/src/os/wait6_netbsd.go:16 +0x4c fp=0xc0004b5e88 sp=0xc0004b5e18 pc=0x4e910c
os.(*Process).blockUntilWaitable(0xc00003b2c0)
	/usr/local/go/src/os/wait_wait6.go:20 +0x30 fp=0xc0004b5eb8 sp=0xc0004b5e88 pc=0x4e9190
os.(*Process).wait(0xc00003b2c0)
	/usr/local/go/src/os/exec_unix.go:22 +0x25 fp=0xc0004b5f18 sp=0xc0004b5eb8 pc=0x4e3345
os.(*Process).Wait(...)
	/usr/local/go/src/os/exec.go:134
os/exec.(*Cmd).Wait(0xc0003aeb00)
	/usr/local/go/src/os/exec/exec.go:890 +0x45 fp=0xc0004b5f80 sp=0xc0004b5f18 pc=0x795f05
github.com/google/syzkaller/pkg/ipc.(*Env).makeCommand.func3(0xc0003bae80)
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:640 +0x28 fp=0xc0004b5fc8 sp=0xc0004b5f80 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=0xc0004b5fe0 sp=0xc0004b5fc8 pc=0xa14507
runtime.goexit()
	/usr/local/go/src/runtime/asm_amd64.s:1650 +0x1 fp=0xc0004b5fe8 sp=0xc0004b5fe0 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 3562 [runnable]:
runtime.gopark(0xc0004bbe18?, 0xc0004bbe18?, 0x7d?, 0xeb?, 0xc0004bbe70?)
	/usr/local/go/src/runtime/proc.go:398 +0xce fp=0xc0004bbe00 sp=0xc0004bbde0 pc=0x43d66e
runtime.netpollblock(0xc000f02000?, 0x407ce6?, 0x0?)
	/usr/local/go/src/runtime/netpoll.go:564 +0xf7 fp=0xc0004bbe38 sp=0xc0004bbe00 pc=0x436a17
internal/poll.runtime_pollWait(0x7f7fb108c2f8, 0x72)
	/usr/local/go/src/runtime/netpoll.go:343 +0x85 fp=0xc0004bbe58 sp=0xc0004bbe38 pc=0x469f85
internal/poll.(*pollDesc).wait(0xc000b7cae0?, 0xc000f02000?, 0x1)
	/usr/local/go/src/internal/poll/fd_poll_runtime.go:84 +0x27 fp=0xc0004bbe80 sp=0xc0004bbe58 pc=0x4d8a07
internal/poll.(*pollDesc).waitRead(...)
	/usr/local/go/src/internal/poll/fd_poll_runtime.go:89
internal/poll.(*FD).Read(0xc000b7cae0, {0xc000f02000, 0x20000, 0x20000})
	/usr/local/go/src/internal/poll/fd_unix.go:164 +0x27a fp=0xc0004bbf18 sp=0xc0004bbe80 pc=0x4d9cfa
os.(*File).read(...)
	/usr/local/go/src/os/file_posix.go:29
os.(*File).Read(0xc000540428, {0xc000f02000?, 0x4c9fcf?, 0x0?})
	/usr/local/go/src/os/file.go:118 +0x52 fp=0xc0004bbf58 sp=0xc0004bbf18 pc=0x4e3ad2
github.com/google/syzkaller/pkg/ipc.(*Env).makeCommand.func2(0xc0003bae80)
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:617 +0x89 fp=0xc0004bbfc8 sp=0xc0004bbf58 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=0xc0004bbfe0 sp=0xc0004bbfc8 pc=0xa14607
runtime.goexit()
	/usr/local/go/src/runtime/asm_amd64.s:1650 +0x1 fp=0xc0004bbfe8 sp=0xc0004bbfe0 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 3573 [syscall]:
syscall.Syscall6(0x1e1, 0x1, 0x355c, 0xc000a6ae6c, 0x10020, 0x0, 0x0)
	/usr/local/go/src/syscall/asm_unix_amd64.s:39 +0x9 fp=0xc000a6ae18 sp=0xc000a6ae08 pc=0x4beba9
os.wait6(0x1406c20?, 0x8000000000000000?, 0xa305664fd3?)
	/usr/local/go/src/os/wait6_netbsd.go:16 +0x4c fp=0xc000a6ae88 sp=0xc000a6ae18 pc=0x4e910c
os.(*Process).blockUntilWaitable(0xc0008371a0)
	/usr/local/go/src/os/wait_wait6.go:20 +0x30 fp=0xc000a6aeb8 sp=0xc000a6ae88 pc=0x4e9190
os.(*Process).wait(0xc0008371a0)
	/usr/local/go/src/os/exec_unix.go:22 +0x25 fp=0xc000a6af18 sp=0xc000a6aeb8 pc=0x4e3345
os.(*Process).Wait(...)
	/usr/local/go/src/os/exec.go:134
os/exec.(*Cmd).Wait(0xc000a60840)
	/usr/local/go/src/os/exec/exec.go:890 +0x45 fp=0xc000a6af80 sp=0xc000a6af18 pc=0x795f05
github.com/google/syzkaller/pkg/ipc.(*Env).makeCommand.func3(0xc0000f0b80)
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:640 +0x28 fp=0xc000a6afc8 sp=0xc000a6af80 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=0xc000a6afe0 sp=0xc000a6afc8 pc=0xa14507
runtime.goexit()
	/usr/local/go/src/runtime/asm_amd64.s:1650 +0x1 fp=0xc000a6afe8 sp=0xc000a6afe0 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 3559 [runnable]:
syscall.Syscall6(0x1e1, 0x1, 0x2b07, 0xc0004b4e6c, 0x10020, 0x0, 0x0)
	/usr/local/go/src/syscall/asm_unix_amd64.s:39 +0x9 fp=0xc0004b4e18 sp=0xc0004b4e08 pc=0x4beba9
os.wait6(0x416efc?, 0xc0004b4ec8?, 0x46b805?)
	/usr/local/go/src/os/wait6_netbsd.go:16 +0x4c fp=0xc0004b4e88 sp=0xc0004b4e18 pc=0x4e910c
os.(*Process).blockUntilWaitable(0xc00003aff0)
	/usr/local/go/src/os/wait_wait6.go:20 +0x30 fp=0xc0004b4eb8 sp=0xc0004b4e88 pc=0x4e9190
os.(*Process).wait(0xc00003aff0)
	/usr/local/go/src/os/exec_unix.go:22 +0x25 fp=0xc0004b4f18 sp=0xc0004b4eb8 pc=0x4e3345
os.(*Process).Wait(...)
	/usr/local/go/src/os/exec.go:134
os/exec.(*Cmd).Wait(0xc0003ae9a0)
	/usr/local/go/src/os/exec/exec.go:890 +0x45 fp=0xc0004b4f80 sp=0xc0004b4f18 pc=0x795f05
github.com/google/syzkaller/pkg/ipc.(*Env).makeCommand.func3(0xc0003bab80)
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:640 +0x28 fp=0xc0004b4fc8 sp=0xc0004b4f80 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=0xc0004b4fe0 sp=0xc0004b4fc8 pc=0xa14507
runtime.goexit()
	/usr/local/go/src/runtime/asm_amd64.s:1650 +0x1 fp=0xc0004b4fe8 sp=0xc0004b4fe0 pc=0x46f7c1
created by github.com/google/syzkaller/pkg/ipc.(*Env).makeCommand in goroutine 29
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:639 +0xc0d

goroutine 3589 [select]:
runtime.gopark(0xc000b3dfb0?, 0x2?, 0xe0?, 0x47?, 0xc000b3df8c?)
	/usr/local/go/src/runtime/proc.go:398 +0xce fp=0xc000b3de38 sp=0xc000b3de18 pc=0x43d66e
runtime.selectgo(0xc000b3dfb0, 0xc000b3df88, 0xc000834458?, 0x0, 0x4?, 0x1)
	/usr/local/go/src/runtime/select.go:327 +0x725 fp=0xc000b3df58 sp=0xc000b3de38 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=0xc000b3dfe0 sp=0xc000b3df58 pc=0xa15af7
runtime.goexit()
	/usr/local/go/src/runtime/asm_amd64.s:1650 +0x1 fp=0xc000b3dfe8 sp=0xc000b3dfe0 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

goroutine 3551 [runnable]:
syscall.Syscall6(0x1e1, 0x1, 0x29b4, 0xc000b3e66c, 0x10020, 0x0, 0x0)
	/usr/local/go/src/syscall/asm_unix_amd64.s:39 +0x9 fp=0xc000b3e618 sp=0xc000b3e608 pc=0x4beba9
os.wait6(0x416efc?, 0xc000b3e6c8?, 0x46b805?)
	/usr/local/go/src/os/wait6_netbsd.go:16 +0x4c fp=0xc000b3e688 sp=0xc000b3e618 pc=0x4e910c
os.(*Process).blockUntilWaitable(0xc000836cf0)
	/usr/local/go/src/os/wait_wait6.go:20 +0x30 fp=0xc000b3e6b8 sp=0xc000b3e688 pc=0x4e9190
os.(*Process).wait(0xc000836cf0)
	/usr/local/go/src/os/exec_unix.go:22 +0x25 fp=0xc000b3e718 sp=0xc000b3e6b8 pc=0x4e3345
os.(*Process).Wait(...)
	/usr/local/go/src/os/exec.go:134
os/exec.(*Cmd).Wait(0xc0003ae840)
	/usr/local/go/src/os/exec/exec.go:890 +0x45 fp=0xc000b3e780 sp=0xc000b3e718 pc=0x795f05
github.com/google/syzkaller/pkg/ipc.(*Env).makeCommand.func3(0xc0003ba880)
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:640 +0x28 fp=0xc000b3e7c8 sp=0xc000b3e780 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=0xc000b3e7e0 sp=0xc000b3e7c8 pc=0xa14507
runtime.goexit()
	/usr/local/go/src/runtime/asm_amd64.s:1650 +0x1 fp=0xc000b3e7e8 sp=0xc000b3e7e0 pc=0x46f7c1
created by github.com/google/syzkaller/pkg/ipc.(*Env).makeCommand in goroutine 30
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:639 +0xc0d

goroutine 3553 [runnable]:
runtime.gopark(0xc000b3f618?, 0xc000b3f618?, 0x7d?, 0xeb?, 0xc000b3f670?)
	/usr/local/go/src/runtime/proc.go:398 +0xce fp=0xc000b3f600 sp=0xc000b3f5e0 pc=0x43d66e
runtime.netpollblock(0xc000800000?, 0x407ce6?, 0x0?)
	/usr/local/go/src/runtime/netpoll.go:564 +0xf7 fp=0xc000b3f638 sp=0xc000b3f600 pc=0x436a17
internal/poll.runtime_pollWait(0x7f7fb108c200, 0x72)
	/usr/local/go/src/runtime/netpoll.go:343 +0x85 fp=0xc000b3f658 sp=0xc000b3f638 pc=0x469f85
internal/poll.(*pollDesc).wait(0xc000b7c000?, 0xc000800000?, 0x1)
	/usr/local/go/src/internal/poll/fd_poll_runtime.go:84 +0x27 fp=0xc000b3f680 sp=0xc000b3f658 pc=0x4d8a07
internal/poll.(*pollDesc).waitRead(...)
	/usr/local/go/src/internal/poll/fd_poll_runtime.go:89
internal/poll.(*FD).Read(0xc000b7c000, {0xc000800000, 0x20000, 0x20000})
	/usr/local/go/src/internal/poll/fd_unix.go:164 +0x27a fp=0xc000b3f718 sp=0xc000b3f680 pc=0x4d9cfa
os.(*File).read(...)
	/usr/local/go/src/os/file_posix.go:29
os.(*File).Read(0xc0005402f8, {0xc000800000?, 0xc000e98190?, 0x0?})
	/usr/local/go/src/os/file.go:118 +0x52 fp=0xc000b3f758 sp=0xc000b3f718 pc=0x4e3ad2
github.com/google/syzkaller/pkg/ipc.(*Env).makeCommand.func2(0xc0003ba880)
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:617 +0x89 fp=0xc000b3f7c8 sp=0xc000b3f758 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=0xc000b3f7e0 sp=0xc000b3f7c8 pc=0xa14607
runtime.goexit()
	/usr/local/go/src/runtime/asm_amd64.s:1650 +0x1 fp=0xc000b3f7e8 sp=0xc000b3f7e0 pc=0x46f7c1
created by github.com/google/syzkaller/pkg/ipc.(*Env).makeCommand in goroutine 30
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:611 +0xa05

goroutine 3572 [IO wait]:
runtime.gopark(0xc0007eee18?, 0xc0007eee18?, 0x7d?, 0xeb?, 0xc0007eee70?)
	/usr/local/go/src/runtime/proc.go:398 +0xce fp=0xc0007eee00 sp=0xc0007eede0 pc=0x43d66e
runtime.netpollblock(0xc000f22000?, 0x407ce6?, 0x0?)
	/usr/local/go/src/runtime/netpoll.go:564 +0xf7 fp=0xc0007eee38 sp=0xc0007eee00 pc=0x436a17
internal/poll.runtime_pollWait(0x7f7fb1091008, 0x72)
	/usr/local/go/src/runtime/netpoll.go:343 +0x85 fp=0xc0007eee58 sp=0xc0007eee38 pc=0x469f85
internal/poll.(*pollDesc).wait(0xc00007bd40?, 0xc000f22000?, 0x1)
	/usr/local/go/src/internal/poll/fd_poll_runtime.go:84 +0x27 fp=0xc0007eee80 sp=0xc0007eee58 pc=0x4d8a07
internal/poll.(*pollDesc).waitRead(...)
	/usr/local/go/src/internal/poll/fd_poll_runtime.go:89
internal/poll.(*FD).Read(0xc00007bd40, {0xc000f22000, 0x20000, 0x20000})
	/usr/local/go/src/internal/poll/fd_unix.go:164 +0x27a fp=0xc0007eef18 sp=0xc0007eee80 pc=0x4d9cfa
os.(*File).read(...)
	/usr/local/go/src/os/file_posix.go:29
os.(*File).Read(0xc000002878, {0xc000f22000?, 0xc000e98240?, 0x0?})
	/usr/local/go/src/os/file.go:118 +0x52 fp=0xc0007eef58 sp=0xc0007eef18 pc=0x4e3ad2
github.com/google/syzkaller/pkg/ipc.(*Env).makeCommand.func2(0xc0000f0b80)
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:617 +0x89 fp=0xc0007eefc8 sp=0xc0007eef58 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=0xc0007eefe0 sp=0xc0007eefc8 pc=0xa14607
runtime.goexit()
	/usr/local/go/src/runtime/asm_amd64.s:1650 +0x1 fp=0xc0007eefe8 sp=0xc0007eefe0 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 3587 [select]:
runtime.gopark(0xc0007ecfb0?, 0x2?, 0xa0?, 0xd1?, 0xc0007ecf8c?)
	/usr/local/go/src/runtime/proc.go:398 +0xce fp=0xc0007ece38 sp=0xc0007ece18 pc=0x43d66e
runtime.selectgo(0xc0007ecfb0, 0xc0007ecf88, 0xc000e98420?, 0x0, 0x4?, 0x1)
	/usr/local/go/src/runtime/select.go:327 +0x725 fp=0xc0007ecf58 sp=0xc0007ece38 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=0xc0007ecfe0 sp=0xc0007ecf58 pc=0xa15af7
runtime.goexit()
	/usr/local/go/src/runtime/asm_amd64.s:1650 +0x1 fp=0xc0007ecfe8 sp=0xc0007ecfe0 pc=0x46f7c1
created by github.com/google/syzkaller/pkg/ipc.(*command).exec in goroutine 33
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:752 +0x2f9

goroutine 3580 [select]:
runtime.gopark(0xc0007f0fb0?, 0x2?, 0x0?, 0x49?, 0xc0007f0f8c?)
	/usr/local/go/src/runtime/proc.go:398 +0xce fp=0xc0007f0e38 sp=0xc0007f0e18 pc=0x43d66e
runtime.selectgo(0xc0007f0fb0, 0xc0007f0f88, 0x4c9fcf?, 0x0, 0xa145ba?, 0x1)
	/usr/local/go/src/runtime/select.go:327 +0x725 fp=0xc0007f0f58 sp=0xc0007f0e38 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=0xc0007f0fe0 sp=0xc0007f0f58 pc=0xa15af7
runtime.goexit()
	/usr/local/go/src/runtime/asm_amd64.s:1650 +0x1 fp=0xc0007f0fe8 sp=0xc0007f0fe0 pc=0x46f7c1
created by github.com/google/syzkaller/pkg/ipc.(*command).exec in goroutine 29
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:752 +0x2f9

goroutine 3588 [select]:
runtime.gopark(0xc0007f17b0?, 0x2?, 0x80?, 0x47?, 0xc0007f178c?)
	/usr/local/go/src/runtime/proc.go:398 +0xce fp=0xc0007f1638 sp=0xc0007f1618 pc=0x43d66e
runtime.selectgo(0xc0007f17b0, 0xc0007f1788, 0xc000e9831c?, 0x0, 0x4?, 0x1)
	/usr/local/go/src/runtime/select.go:327 +0x725 fp=0xc0007f1758 sp=0xc0007f1638 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=0xc0007f17e0 sp=0xc0007f1758 pc=0xa15af7
runtime.goexit()
	/usr/local/go/src/runtime/asm_amd64.s:1650 +0x1 fp=0xc0007f17e8 sp=0xc0007f17e0 pc=0x46f7c1
created by github.com/google/syzkaller/pkg/ipc.(*command).exec in goroutine 30
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:752 +0x2f9