fatal error: fault
[signal SIGSEGV: segmentation violation code=0x1 addr=0x7f7fad02e000 pc=0x4709fc]

goroutine 14 [running]:
runtime.throw({0xbdc158?, 0x0?})
	/usr/local/go/src/runtime/panic.go:1077 +0x5c fp=0xc000e43b58 sp=0xc000e43b28 pc=0x43a81c
runtime.sigpanic()
	/usr/local/go/src/runtime/signal_unix.go:875 +0x285 fp=0xc000e43bb8 sp=0xc000e43b58 pc=0x451585
runtime.memmove()
	/usr/local/go/src/runtime/memmove_amd64.s:375 +0x43c fp=0xc000e43bc0 sp=0xc000e43bb8 pc=0x4709fc
github.com/google/syzkaller/pkg/ipc.(*Env).ExecProg(0xc0000de280, 0x2ba?, {0xc000a24a80, 0x4a01, 0x0?})
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:247 +0x85 fp=0xc000e43c50 sp=0xc000e43bc0 pc=0xa11785
main.(*Proc).executeProgram(0xc000010240, 0xc0001ce8c0, 0xc000e43df0?)
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/proc.go:123 +0xe5 fp=0xc000e43db8 sp=0xc000e43c50 pc=0xa1b365
main.(*Proc).execute(0xc000010240?, 0xc0001ce8c0, 0xc0005fc168?)
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/proc.go:103 +0x33 fp=0xc000e43e00 sp=0xc000e43db8 pc=0xa1b1b3
main.(*Proc).loop(0xc000010240)
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/proc.go:46 +0xcc fp=0xc000e43fc8 sp=0xc000e43e00 pc=0xa1aa2c
main.startProc.func1()
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/proc.go:37 +0x25 fp=0xc000e43fe0 sp=0xc000e43fc8 pc=0xa1a925
runtime.goexit()
	/usr/local/go/src/runtime/asm_amd64.s:1650 +0x1 fp=0xc000e43fe8 sp=0xc000e43fe0 pc=0x46f7c1
created by main.startProc in goroutine 1
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/proc.go:37 +0x116

goroutine 1 [runnable]:
syscall.Syscall(0x3, 0x6, 0xc0004c6000, 0x61af4)
	/usr/local/go/src/syscall/asm_unix_amd64.s:19 +0x9 fp=0xc000e47750 sp=0xc000e47740 pc=0x4beb49
syscall.read(0xc000349600?, {0xc0004c6000?, 0x0?, 0x0?})
	/usr/local/go/src/syscall/zsyscall_netbsd_amd64.go:860 +0x45 fp=0xc000e477a8 sp=0xc000e47750 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(0xc000349600, {0xc0004c6000, 0x61af4, 0x62000})
	/usr/local/go/src/internal/poll/fd_unix.go:160 +0x2ae fp=0xc000e47840 sp=0xc000e477a8 pc=0x4d9d2e
net.(*netFD).Read(0xc000349600, {0xc0004c6000?, 0xc000303400?, 0x100c00037c180?})
	/usr/local/go/src/net/fd_posix.go:55 +0x25 fp=0xc000e47888 sp=0xc000e47840 pc=0x5b8d85
net.(*conn).Read(0xc00009a570, {0xc0004c6000?, 0xc0000b68a0?, 0x18?})
	/usr/local/go/src/net/net.go:179 +0x45 fp=0xc000e478d0 sp=0xc000e47888 pc=0x5c96a5
net.(*TCPConn).Read(0xc000e47960?, {0xc0004c6000?, 0xc000e47938?, 0x40dd4c?})
	<autogenerated>:1 +0x25 fp=0xc000e47900 sp=0xc000e478d0 pc=0x5d9e05
io.ReadAtLeast({0x7f7fb1049118, 0xc00009a570}, {0xc0004c6000, 0x61af4, 0x62000}, 0x4)
	/usr/local/go/src/io/io.go:335 +0x90 fp=0xc000e47948 sp=0xc000e47900 pc=0x4b4a50
github.com/google/syzkaller/pkg/flatrpc.(*Conn).recv(0xc0005de140, 0xc0004c6004?)
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/flatrpc/conn.go:178 +0x1a5 fp=0xc000e479e0 sp=0xc000e47948 pc=0x8d4b65
github.com/google/syzkaller/pkg/flatrpc.Recv[...](0xc0005de140)
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/flatrpc/conn.go:152 +0xb3 fp=0xc000e47a40 sp=0xc000e479e0 pc=0xa1c6f3
main.(*FuzzerTool).handleConn(0xc000355180)
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/fuzzer.go:222 +0x36 fp=0xc000e47ae8 sp=0xc000e47a40 pc=0xa19536
main.main()
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/fuzzer.go:162 +0xec5 fp=0xc000e47f40 sp=0xc000e47ae8 pc=0xa19065
runtime.main()
	/usr/local/go/src/runtime/proc.go:267 +0x2bb fp=0xc000e47fe0 sp=0xc000e47f40 pc=0x43d1fb
runtime.goexit()
	/usr/local/go/src/runtime/asm_amd64.s:1650 +0x1 fp=0xc000e47fe8 sp=0xc000e47fe0 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=0xc000054fa8 sp=0xc000054f88 pc=0x43d66e
runtime.goparkunlock(...)
	/usr/local/go/src/runtime/proc.go:404
runtime.forcegchelper()
	/usr/local/go/src/runtime/proc.go:322 +0xb3 fp=0xc000054fe0 sp=0xc000054fa8 pc=0x43d4d3
runtime.goexit()
	/usr/local/go/src/runtime/asm_amd64.s:1650 +0x1 fp=0xc000054fe8 sp=0xc000054fe0 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=0xc000055778 sp=0xc000055758 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=0xc0000557c8 sp=0xc000055778 pc=0x4283bf
runtime.gcenable.func1()
	/usr/local/go/src/runtime/mgc.go:200 +0x25 fp=0xc0000557e0 sp=0xc0000557c8 pc=0x41d4a5
runtime.goexit()
	/usr/local/go/src/runtime/asm_amd64.s:1650 +0x1 fp=0xc0000557e8 sp=0xc0000557e0 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(0x280bf9?, 0x9626e?, 0x0?, 0x0?, 0x0?)
	/usr/local/go/src/runtime/proc.go:398 +0xce fp=0xc000055f70 sp=0xc000055f50 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=0xc000055fa0 sp=0xc000055f70 pc=0x425c49
runtime.bgscavenge(0x0?)
	/usr/local/go/src/runtime/mgcscavenge.go:658 +0x59 fp=0xc000055fc8 sp=0xc000055fa0 pc=0x4261f9
runtime.gcenable.func2()
	/usr/local/go/src/runtime/mgc.go:201 +0x25 fp=0xc000055fe0 sp=0xc000055fc8 pc=0x41d445
runtime.goexit()
	/usr/local/go/src/runtime/asm_amd64.s:1650 +0x1 fp=0xc000055fe8 sp=0xc000055fe0 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=0xc000054628 sp=0xc000054608 pc=0x43d66e
runtime.runfinq()
	/usr/local/go/src/runtime/mfinal.go:193 +0x107 fp=0xc0000547e0 sp=0xc000054628 pc=0x41c527
runtime.goexit()
	/usr/local/go/src/runtime/asm_amd64.s:1650 +0x1 fp=0xc0000547e8 sp=0xc0000547e0 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(0x44c16f976b?, 0x2?, 0x5e?, 0xe5?, 0x0?)
	/usr/local/go/src/runtime/proc.go:398 +0xce fp=0xc000050750 sp=0xc000050730 pc=0x43d66e
runtime.gcBgMarkWorker()
	/usr/local/go/src/runtime/mgc.go:1293 +0xe5 fp=0xc0000507e0 sp=0xc000050750 pc=0x41f025
runtime.goexit()
	/usr/local/go/src/runtime/asm_amd64.s:1650 +0x1 fp=0xc0000507e8 sp=0xc0000507e0 pc=0x46f7c1
created by runtime.gcBgMarkStartWorkers in goroutine 1
	/usr/local/go/src/runtime/mgc.go:1217 +0x1c

goroutine 5 [GC worker (idle)]:
runtime.gopark(0xcaae58?, 0xc0001fe2e0?, 0x1a?, 0x14?, 0x0?)
	/usr/local/go/src/runtime/proc.go:398 +0xce fp=0xc000056750 sp=0xc000056730 pc=0x43d66e
runtime.gcBgMarkWorker()
	/usr/local/go/src/runtime/mgc.go:1293 +0xe5 fp=0xc0000567e0 sp=0xc000056750 pc=0x41f025
runtime.goexit()
	/usr/local/go/src/runtime/asm_amd64.s:1650 +0x1 fp=0xc0000567e8 sp=0xc0000567e0 pc=0x46f7c1
created by runtime.gcBgMarkStartWorkers in goroutine 1
	/usr/local/go/src/runtime/mgc.go:1217 +0x1c

goroutine 6 [select]:
runtime.gopark(0xc000057f88?, 0x3?, 0x68?, 0xb2?, 0xc000057f72?)
	/usr/local/go/src/runtime/proc.go:398 +0xce fp=0xc000057e18 sp=0xc000057df8 pc=0x43d66e
runtime.selectgo(0xc000057f88, 0xc000057f6c, 0xc0000de680?, 0x0, 0x0?, 0x1)
	/usr/local/go/src/runtime/select.go:327 +0x725 fp=0xc000057f38 sp=0xc000057e18 pc=0x44dac5
go.opencensus.io/stats/view.(*worker).start(0xc0000de680)
	/syzkaller/gopath/src/github.com/google/syzkaller/vendor/go.opencensus.io/stats/view/worker.go:292 +0x9f fp=0xc000057fc8 sp=0xc000057f38 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=0xc000057fe0 sp=0xc000057fc8 pc=0x9f0bc5
runtime.goexit()
	/usr/local/go/src/runtime/asm_amd64.s:1650 +0x1 fp=0xc000057fe8 sp=0xc000057fe0 pc=0x46f7c1
created by go.opencensus.io/stats/view.init.0 in goroutine 1
	/syzkaller/gopath/src/github.com/google/syzkaller/vendor/go.opencensus.io/stats/view/worker.go:34 +0x8d

goroutine 21 [chan receive]:
runtime.gopark(0xc000954060?, 0xc0005de280?, 0xe8?, 0xb?, 0x8d43e0?)
	/usr/local/go/src/runtime/proc.go:398 +0xce fp=0xc0000576f8 sp=0xc0000576d8 pc=0x43d66e
runtime.chanrecv(0xc000078180, 0xc0000577b8, 0x1)
	/usr/local/go/src/runtime/chan.go:583 +0x3cd fp=0xc000057770 sp=0xc0000576f8 pc=0x4094ad
runtime.chanrecv2(0xc000308900?, 0x44471c?)
	/usr/local/go/src/runtime/chan.go:447 +0x12 fp=0xc000057798 sp=0xc000057770 pc=0x4090d2
github.com/google/syzkaller/pkg/stats.newSet.func1()
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/stats/set.go:98 +0x66 fp=0xc0000577e0 sp=0xc000057798 pc=0x8d2f46
runtime.goexit()
	/usr/local/go/src/runtime/asm_amd64.s:1650 +0x1 fp=0xc0000577e8 sp=0xc0000577e0 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 22 [chan receive, 4 minutes]:
runtime.gopark(0xc000056ee0?, 0x7990c5?, 0x1?, 0xb6?, 0xc000056f58?)
	/usr/local/go/src/runtime/proc.go:398 +0xce fp=0xc000056ec8 sp=0xc000056ea8 pc=0x43d66e
runtime.chanrecv(0xc0000785a0, 0x0, 0x1)
	/usr/local/go/src/runtime/chan.go:583 +0x3cd fp=0xc000056f40 sp=0xc000056ec8 pc=0x4094ad
runtime.chanrecv1(0xc0000785a0?, 0xc000056fb0?)
	/usr/local/go/src/runtime/chan.go:442 +0x12 fp=0xc000056f68 sp=0xc000056f40 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=0xc000056fe0 sp=0xc000056f68 pc=0x79a025
runtime.goexit()
	/usr/local/go/src/runtime/asm_amd64.s:1650 +0x1 fp=0xc000056fe8 sp=0xc000056fe0 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 23 [chan receive, 4 minutes]:
runtime.gopark(0x0?, 0x0?, 0x0?, 0x0?, 0x0?)
	/usr/local/go/src/runtime/proc.go:398 +0xce fp=0xc000050ef0 sp=0xc000050ed0 pc=0x43d66e
runtime.chanrecv(0xc000092180, 0x0, 0x1)
	/usr/local/go/src/runtime/chan.go:583 +0x3cd fp=0xc000050f68 sp=0xc000050ef0 pc=0x4094ad
runtime.chanrecv1(0x0?, 0x0?)
	/usr/local/go/src/runtime/chan.go:442 +0x12 fp=0xc000050f90 sp=0xc000050f68 pc=0x4090b2
main.main.func1()
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/fuzzer.go:76 +0x19 fp=0xc000050fe0 sp=0xc000050f90 pc=0xa190b9
runtime.goexit()
	/usr/local/go/src/runtime/asm_amd64.s:1650 +0x1 fp=0xc000050fe8 sp=0xc000050fe0 pc=0x46f7c1
created by main.main in goroutine 1
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/fuzzer.go:74 +0x33b

goroutine 7 [select, 4 minutes, locked to thread]:
runtime.gopark(0xc0003a4fa8?, 0x2?, 0x9?, 0xd9?, 0xc0003a4f94?)
	/usr/local/go/src/runtime/proc.go:398 +0xce fp=0xc0003a4e30 sp=0xc0003a4e10 pc=0x43d66e
runtime.selectgo(0xc0003a4fa8, 0xc0003a4f90, 0x0?, 0x0, 0x7473616c202f2f20?, 0x1)
	/usr/local/go/src/runtime/select.go:327 +0x725 fp=0xc0003a4f50 sp=0xc0003a4e30 pc=0x44dac5
runtime.ensureSigM.func1()
	/usr/local/go/src/runtime/signal_unix.go:1014 +0x192 fp=0xc0003a4fe0 sp=0xc0003a4f50 pc=0x4664f2
runtime.goexit()
	/usr/local/go/src/runtime/asm_amd64.s:1650 +0x1 fp=0xc0003a4fe8 sp=0xc0003a4fe0 pc=0x46f7c1
created by runtime.ensureSigM in goroutine 22
	/usr/local/go/src/runtime/signal_unix.go:997 +0xc8

goroutine 24 [IO wait, 4 minutes]:
runtime.gopark(0xc0003a5c10?, 0x41013d?, 0x18?, 0x5c?, 0x4df99d?)
	/usr/local/go/src/runtime/proc.go:398 +0xce fp=0xc0003a5ba8 sp=0xc0003a5b88 pc=0x43d66e
runtime.netpollblock(0x7f7fb132d1e8?, 0x407ce6?, 0x0?)
	/usr/local/go/src/runtime/netpoll.go:564 +0xf7 fp=0xc0003a5be0 sp=0xc0003a5ba8 pc=0x436a17
internal/poll.runtime_pollWait(0x7f7fb1048a50, 0x72)
	/usr/local/go/src/runtime/netpoll.go:343 +0x85 fp=0xc0003a5c00 sp=0xc0003a5be0 pc=0x469f85
internal/poll.(*pollDesc).wait(0xc0000de000?, 0xc0003a5ce8?, 0x0)
	/usr/local/go/src/internal/poll/fd_poll_runtime.go:84 +0x27 fp=0xc0003a5c28 sp=0xc0003a5c00 pc=0x4d8a07
internal/poll.(*pollDesc).waitRead(...)
	/usr/local/go/src/internal/poll/fd_poll_runtime.go:89
internal/poll.(*FD).Accept(0xc0000de000)
	/usr/local/go/src/internal/poll/fd_unix.go:611 +0x2ac fp=0xc0003a5cd0 sp=0xc0003a5c28 pc=0x4ddeec
net.(*netFD).accept(0xc0000de000)
	/usr/local/go/src/net/fd_unix.go:172 +0x29 fp=0xc0003a5d88 sp=0xc0003a5cd0 pc=0x5bada9
net.(*TCPListener).accept(0xc000408000)
	/usr/local/go/src/net/tcpsock_posix.go:152 +0x1e fp=0xc0003a5db0 sp=0xc0003a5d88 pc=0x5d16de
net.(*TCPListener).Accept(0xc000408000)
	/usr/local/go/src/net/tcpsock.go:315 +0x30 fp=0xc0003a5de0 sp=0xc0003a5db0 pc=0x5d08d0
net/http.(*onceCloseListener).Accept(0xd67f30?)
	<autogenerated>:1 +0x24 fp=0xc0003a5df8 sp=0xc0003a5de0 pc=0x6f1bc4
net/http.(*Server).Serve(0xc00001c000, {0xd67000, 0xc000408000})
	/usr/local/go/src/net/http/server.go:3056 +0x364 fp=0xc0003a5f28 sp=0xc0003a5df8 pc=0x6cf864
net/http.(*Server).ListenAndServe(0xc00001c000)
	/usr/local/go/src/net/http/server.go:2985 +0x71 fp=0xc0003a5f58 sp=0xc0003a5f28 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=0xc0003a5fe0 sp=0xc0003a5f58 pc=0xa1a4bd
runtime.goexit()
	/usr/local/go/src/runtime/asm_amd64.s:1650 +0x1 fp=0xc0003a5fe8 sp=0xc0003a5fe0 pc=0x46f7c1
created by main.setupPprofHandler in goroutine 1
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/fuzzer.go:283 +0x37

goroutine 8 [syscall, 4 minutes]:
runtime.notetsleepg(0x656c26202c732865?, 0xa3b2965646f636e?)
	/usr/local/go/src/runtime/lock_sema.go:294 +0x29 fp=0xc0005e67a0 sp=0xc0005e6758 pc=0x40ea69
os/signal.signal_recv()
	/usr/local/go/src/runtime/sigqueue.go:152 +0x29 fp=0xc0005e67c0 sp=0xc0005e67a0 pc=0x46bf29
os/signal.loop()
	/usr/local/go/src/os/signal/signal_unix.go:23 +0x13 fp=0xc0005e67e0 sp=0xc0005e67c0 pc=0x7993f3
runtime.goexit()
	/usr/local/go/src/runtime/asm_amd64.s:1650 +0x1 fp=0xc0005e67e8 sp=0xc0005e67e0 pc=0x46f7c1
created by os/signal.Notify.func1.1 in goroutine 22
	/usr/local/go/src/os/signal/signal.go:151 +0x1f

goroutine 11 [select]:
runtime.gopark(0xc000e45978?, 0x2?, 0x0?, 0xe9?, 0xc000e4591c?)
	/usr/local/go/src/runtime/proc.go:398 +0xce fp=0xc000e457c0 sp=0xc000e457a0 pc=0x43d66e
runtime.selectgo(0xc000e45978, 0xc000e45918, 0x20?, 0x0, 0x41d020?, 0x1)
	/usr/local/go/src/runtime/select.go:327 +0x725 fp=0xc000e458e0 sp=0xc000e457c0 pc=0x44dac5
github.com/google/syzkaller/pkg/ipc.(*command).handshake(0xc000348180)
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:705 +0x1d3 fp=0xc000e459a8 sp=0xc000e458e0 pc=0xa14c73
github.com/google/syzkaller/pkg/ipc.(*Env).makeCommand(0xc0000de080, 0xc0000ccae0, {0xbda86e?, 0x0?})
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:653 +0xc52 fp=0xc000e45c20 sp=0xc000e459a8 pc=0xa14352
github.com/google/syzkaller/pkg/ipc.(*Env).RestartIfNeeded(0xc0000de080, 0xc0000ccae0)
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:313 +0xce fp=0xc000e45c50 sp=0xc000e45c20 pc=0xa11ace
main.(*Proc).executeProgram(0xc0000101f8, 0xc0001ce850, 0xc000e45df0?)
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/proc.go:120 +0x6f fp=0xc000e45db8 sp=0xc000e45c50 pc=0xa1b2ef
main.(*Proc).execute(0xc0000101f8?, 0xc0001ce850, 0xc0005fc080?)
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/proc.go:103 +0x33 fp=0xc000e45e00 sp=0xc000e45db8 pc=0xa1b1b3
main.(*Proc).loop(0xc0000101f8)
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/proc.go:46 +0xcc fp=0xc000e45fc8 sp=0xc000e45e00 pc=0xa1aa2c
main.startProc.func1()
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/proc.go:37 +0x25 fp=0xc000e45fe0 sp=0xc000e45fc8 pc=0xa1a925
runtime.goexit()
	/usr/local/go/src/runtime/asm_amd64.s:1650 +0x1 fp=0xc000e45fe8 sp=0xc000e45fe0 pc=0x46f7c1
created by main.startProc in goroutine 1
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/proc.go:37 +0x116

goroutine 12 [select]:
runtime.gopark(0xc000705978?, 0x2?, 0xe0?, 0x16?, 0xc00070591c?)
	/usr/local/go/src/runtime/proc.go:398 +0xce fp=0xc0007057c0 sp=0xc0007057a0 pc=0x43d66e
runtime.selectgo(0xc000705978, 0xc000705918, 0x20?, 0x0, 0x41d020?, 0x1)
	/usr/local/go/src/runtime/select.go:327 +0x725 fp=0xc0007058e0 sp=0xc0007057c0 pc=0x44dac5
github.com/google/syzkaller/pkg/ipc.(*command).handshake(0xc00080cc80)
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:705 +0x1d3 fp=0xc0007059a8 sp=0xc0007058e0 pc=0xa14c73
github.com/google/syzkaller/pkg/ipc.(*Env).makeCommand(0xc0000de180, 0xc0004166a8, {0xbda86e?, 0x0?})
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:653 +0xc52 fp=0xc000705c20 sp=0xc0007059a8 pc=0xa14352
github.com/google/syzkaller/pkg/ipc.(*Env).RestartIfNeeded(0xc0000de180, 0xc0004166a8)
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:313 +0xce fp=0xc000705c50 sp=0xc000705c20 pc=0xa11ace
main.(*Proc).executeProgram(0xc000010210, 0xc0005c44d0, 0xc000705df0?)
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/proc.go:120 +0x6f fp=0xc000705db8 sp=0xc000705c50 pc=0xa1b2ef
main.(*Proc).execute(0xc000010210?, 0xc0005c44d0, 0xc00009a8f0?)
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/proc.go:103 +0x33 fp=0xc000705e00 sp=0xc000705db8 pc=0xa1b1b3
main.(*Proc).loop(0xc000010210)
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/proc.go:46 +0xcc fp=0xc000705fc8 sp=0xc000705e00 pc=0xa1aa2c
main.startProc.func1()
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/proc.go:37 +0x25 fp=0xc000705fe0 sp=0xc000705fc8 pc=0xa1a925
runtime.goexit()
	/usr/local/go/src/runtime/asm_amd64.s:1650 +0x1 fp=0xc000705fe8 sp=0xc000705fe0 pc=0x46f7c1
created by main.startProc in goroutine 1
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/proc.go:37 +0x116

goroutine 1404 [IO wait]:
runtime.gopark(0xc000053618?, 0xc000053618?, 0x7d?, 0xeb?, 0xc000053670?)
	/usr/local/go/src/runtime/proc.go:398 +0xce fp=0xc000053600 sp=0xc0000535e0 pc=0x43d66e
runtime.netpollblock(0xc000a80000?, 0x407ce6?, 0x0?)
	/usr/local/go/src/runtime/netpoll.go:564 +0xf7 fp=0xc000053638 sp=0xc000053600 pc=0x436a17
internal/poll.runtime_pollWait(0x7f7fb10a5fb0, 0x72)
	/usr/local/go/src/runtime/netpoll.go:343 +0x85 fp=0xc000053658 sp=0xc000053638 pc=0x469f85
internal/poll.(*pollDesc).wait(0xc000079e60?, 0xc000a80000?, 0x1)
	/usr/local/go/src/internal/poll/fd_poll_runtime.go:84 +0x27 fp=0xc000053680 sp=0xc000053658 pc=0x4d8a07
internal/poll.(*pollDesc).waitRead(...)
	/usr/local/go/src/internal/poll/fd_poll_runtime.go:89
internal/poll.(*FD).Read(0xc000079e60, {0xc000a80000, 0x20000, 0x20000})
	/usr/local/go/src/internal/poll/fd_unix.go:164 +0x27a fp=0xc000053718 sp=0xc000053680 pc=0x4d9cfa
os.(*File).read(...)
	/usr/local/go/src/os/file_posix.go:29
os.(*File).Read(0xc0005fc410, {0xc000a80000?, 0x4c9fcf?, 0xc0000537b8?})
	/usr/local/go/src/os/file.go:118 +0x52 fp=0xc000053758 sp=0xc000053718 pc=0x4e3ad2
github.com/google/syzkaller/pkg/ipc.(*Env).makeCommand.func2(0xc000349180)
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:617 +0x89 fp=0xc0000537c8 sp=0xc000053758 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=0xc0000537e0 sp=0xc0000537c8 pc=0xa14607
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.(*Env).makeCommand in goroutine 15
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:611 +0xa05

goroutine 13 [select]:
runtime.gopark(0xc000e49978?, 0x2?, 0x20?, 0xea?, 0xc000e4991c?)
	/usr/local/go/src/runtime/proc.go:398 +0xce fp=0xc000e497c0 sp=0xc000e497a0 pc=0x43d66e
runtime.selectgo(0xc000e49978, 0xc000e49918, 0x20?, 0x0, 0x41d020?, 0x1)
	/usr/local/go/src/runtime/select.go:327 +0x725 fp=0xc000e498e0 sp=0xc000e497c0 pc=0x44dac5
github.com/google/syzkaller/pkg/ipc.(*command).handshake(0xc00080c180)
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:705 +0x1d3 fp=0xc000e499a8 sp=0xc000e498e0 pc=0xa14c73
github.com/google/syzkaller/pkg/ipc.(*Env).makeCommand(0xc0000de200, 0xc0000ccac8, {0xbda86e?, 0x0?})
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:653 +0xc52 fp=0xc000e49c20 sp=0xc000e499a8 pc=0xa14352
github.com/google/syzkaller/pkg/ipc.(*Env).RestartIfNeeded(0xc0000de200, 0xc0000ccac8)
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:313 +0xce fp=0xc000e49c50 sp=0xc000e49c20 pc=0xa11ace
main.(*Proc).executeProgram(0xc000010228, 0xc0001ce7e0, 0xc000e49df0?)
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/proc.go:120 +0x6f fp=0xc000e49db8 sp=0xc000e49c50 pc=0xa1b2ef
main.(*Proc).execute(0xc000010228?, 0xc0001ce7e0, 0xc00009a458?)
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/proc.go:103 +0x33 fp=0xc000e49e00 sp=0xc000e49db8 pc=0xa1b1b3
main.(*Proc).loop(0xc000010228)
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/proc.go:46 +0xcc fp=0xc000e49fc8 sp=0xc000e49e00 pc=0xa1aa2c
main.startProc.func1()
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/proc.go:37 +0x25 fp=0xc000e49fe0 sp=0xc000e49fc8 pc=0xa1a925
runtime.goexit()
	/usr/local/go/src/runtime/asm_amd64.s:1650 +0x1 fp=0xc000e49fe8 sp=0xc000e49fe0 pc=0x46f7c1
created by main.startProc in goroutine 1
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/proc.go:37 +0x116

goroutine 15 [select]:
runtime.gopark(0xc000703978?, 0x2?, 0x0?, 0x0?, 0xc00070391c?)
	/usr/local/go/src/runtime/proc.go:398 +0xce fp=0xc0007037c0 sp=0xc0007037a0 pc=0x43d66e
runtime.selectgo(0xc000703978, 0xc000703918, 0x20?, 0x0, 0x41d020?, 0x1)
	/usr/local/go/src/runtime/select.go:327 +0x725 fp=0xc0007038e0 sp=0xc0007037c0 pc=0x44dac5
github.com/google/syzkaller/pkg/ipc.(*command).handshake(0xc000349180)
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:705 +0x1d3 fp=0xc0007039a8 sp=0xc0007038e0 pc=0xa14c73
github.com/google/syzkaller/pkg/ipc.(*Env).makeCommand(0xc0000de300, 0xc0000cc990, {0xbda86e?, 0x0?})
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:653 +0xc52 fp=0xc000703c20 sp=0xc0007039a8 pc=0xa14352
github.com/google/syzkaller/pkg/ipc.(*Env).RestartIfNeeded(0xc0000de300, 0xc0000cc990)
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:313 +0xce fp=0xc000703c50 sp=0xc000703c20 pc=0xa11ace
main.(*Proc).executeProgram(0xc000010258, 0xc0001ce700, 0xc000703df0?)
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/proc.go:120 +0x6f fp=0xc000703db8 sp=0xc000703c50 pc=0xa1b2ef
main.(*Proc).execute(0xc000010258?, 0xc0001ce700, 0xc00009a860?)
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/proc.go:103 +0x33 fp=0xc000703e00 sp=0xc000703db8 pc=0xa1b1b3
main.(*Proc).loop(0xc000010258)
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/proc.go:46 +0xcc fp=0xc000703fc8 sp=0xc000703e00 pc=0xa1aa2c
main.startProc.func1()
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/proc.go:37 +0x25 fp=0xc000703fe0 sp=0xc000703fc8 pc=0xa1a925
runtime.goexit()
	/usr/local/go/src/runtime/asm_amd64.s:1650 +0x1 fp=0xc000703fe8 sp=0xc000703fe0 pc=0x46f7c1
created by main.startProc in goroutine 1
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/proc.go:37 +0x116

goroutine 16 [IO wait]:
runtime.gopark(0xc000707890?, 0xc000707890?, 0x7d?, 0xeb?, 0xc0007078e8?)
	/usr/local/go/src/runtime/proc.go:398 +0xce fp=0xc000707878 sp=0xc000707858 pc=0x43d66e
runtime.netpollblock(0xc0005c0020?, 0x407ce6?, 0x0?)
	/usr/local/go/src/runtime/netpoll.go:564 +0xf7 fp=0xc0007078b0 sp=0xc000707878 pc=0x436a17
internal/poll.runtime_pollWait(0x7f7fb10a5bd0, 0x72)
	/usr/local/go/src/runtime/netpoll.go:343 +0x85 fp=0xc0007078d0 sp=0xc0007078b0 pc=0x469f85
internal/poll.(*pollDesc).wait(0xc0002817a0?, 0xc0005c0020?, 0x1)
	/usr/local/go/src/internal/poll/fd_poll_runtime.go:84 +0x27 fp=0xc0007078f8 sp=0xc0007078d0 pc=0x4d8a07
internal/poll.(*pollDesc).waitRead(...)
	/usr/local/go/src/internal/poll/fd_poll_runtime.go:89
internal/poll.(*FD).Read(0xc0002817a0, {0xc0005c0020, 0xc, 0xc})
	/usr/local/go/src/internal/poll/fd_unix.go:164 +0x27a fp=0xc000707990 sp=0xc0007078f8 pc=0x4d9cfa
os.(*File).read(...)
	/usr/local/go/src/os/file_posix.go:29
os.(*File).Read(0xc0005fc2d8, {0xc0005c0020?, 0xc000707a08?, 0x410365?})
	/usr/local/go/src/os/file.go:118 +0x52 fp=0xc0007079d0 sp=0xc000707990 pc=0x4e3ad2
io.ReadAtLeast({0xd5f300, 0xc0005fc2d8}, {0xc0005c0020, 0xc, 0xc}, 0xc)
	/usr/local/go/src/io/io.go:335 +0x90 fp=0xc000707a18 sp=0xc0007079d0 pc=0x4b4a50
io.ReadFull(...)
	/usr/local/go/src/io/io.go:354
github.com/google/syzkaller/pkg/ipc.(*command).exec(0xc000348e00, 0xc0000cd008?)
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:769 +0x3c5 fp=0xc000707bc0 sp=0xc000707a18 pc=0xa15405
github.com/google/syzkaller/pkg/ipc.(*Env).ExecProg(0xc0000de380, 0x29c?, {0xc0006fb500, 0x131f, 0x0?})
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:260 +0x10c fp=0xc000707c50 sp=0xc000707bc0 pc=0xa1180c
main.(*Proc).executeProgram(0xc000010270, 0xc0001ce460, 0xc000707df0?)
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/proc.go:123 +0xe5 fp=0xc000707db8 sp=0xc000707c50 pc=0xa1b365
main.(*Proc).execute(0xc000010270?, 0xc0001ce460, 0xc00009a3f8?)
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/proc.go:103 +0x33 fp=0xc000707e00 sp=0xc000707db8 pc=0xa1b1b3
main.(*Proc).loop(0xc000010270)
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/proc.go:46 +0xcc fp=0xc000707fc8 sp=0xc000707e00 pc=0xa1aa2c
main.startProc.func1()
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/proc.go:37 +0x25 fp=0xc000707fe0 sp=0xc000707fc8 pc=0xa1a925
runtime.goexit()
	/usr/local/go/src/runtime/asm_amd64.s:1650 +0x1 fp=0xc000707fe8 sp=0xc000707fe0 pc=0x46f7c1
created by main.startProc in goroutine 1
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/proc.go:37 +0x116

goroutine 1416 [IO wait]:
runtime.gopark(0xc000051dd0?, 0xc000051dd0?, 0x7d?, 0xeb?, 0xc000051e28?)
	/usr/local/go/src/runtime/proc.go:398 +0xce fp=0xc000051db8 sp=0xc000051d98 pc=0x43d66e
runtime.netpollblock(0xc0005c0540?, 0x407ce6?, 0x0?)
	/usr/local/go/src/runtime/netpoll.go:564 +0xf7 fp=0xc000051df0 sp=0xc000051db8 pc=0x436a17
internal/poll.runtime_pollWait(0x7f7fb1048958, 0x72)
	/usr/local/go/src/runtime/netpoll.go:343 +0x85 fp=0xc000051e10 sp=0xc000051df0 pc=0x469f85
internal/poll.(*pollDesc).wait(0xc0007312c0?, 0xc0005c0540?, 0x1)
	/usr/local/go/src/internal/poll/fd_poll_runtime.go:84 +0x27 fp=0xc000051e38 sp=0xc000051e10 pc=0x4d8a07
internal/poll.(*pollDesc).waitRead(...)
	/usr/local/go/src/internal/poll/fd_poll_runtime.go:89
internal/poll.(*FD).Read(0xc0007312c0, {0xc0005c0540, 0x4, 0x4})
	/usr/local/go/src/internal/poll/fd_unix.go:164 +0x27a fp=0xc000051ed0 sp=0xc000051e38 pc=0x4d9cfa
os.(*File).read(...)
	/usr/local/go/src/os/file_posix.go:29
os.(*File).Read(0xc00009a960, {0xc0005c0540?, 0xc000051f48?, 0x410365?})
	/usr/local/go/src/os/file.go:118 +0x52 fp=0xc000051f10 sp=0xc000051ed0 pc=0x4e3ad2
io.ReadAtLeast({0xd5f300, 0xc00009a960}, {0xc0005c0540, 0x4, 0x4}, 0x4)
	/usr/local/go/src/io/io.go:335 +0x90 fp=0xc000051f58 sp=0xc000051f10 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=0xc000051fe0 sp=0xc000051f58 pc=0xa14d9e
runtime.goexit()
	/usr/local/go/src/runtime/asm_amd64.s:1650 +0x1 fp=0xc000051fe8 sp=0xc000051fe0 pc=0x46f7c1
created by github.com/google/syzkaller/pkg/ipc.(*command).handshake in goroutine 12
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:690 +0x14d

goroutine 1426 [syscall]:
syscall.Syscall6(0x1e1, 0x1, 0x1d92, 0xc0005e5e6c, 0x10020, 0x0, 0x0)
	/usr/local/go/src/syscall/asm_unix_amd64.s:39 +0x9 fp=0xc0005e5e18 sp=0xc0005e5e08 pc=0x4beba9
os.wait6(0x416efc?, 0xc0005e5ec8?, 0x46b805?)
	/usr/local/go/src/os/wait6_netbsd.go:16 +0x4c fp=0xc0005e5e88 sp=0xc0005e5e18 pc=0x4e910c
os.(*Process).blockUntilWaitable(0xc0000a24e0)
	/usr/local/go/src/os/wait_wait6.go:20 +0x30 fp=0xc0005e5eb8 sp=0xc0005e5e88 pc=0x4e9190
os.(*Process).wait(0xc0000a24e0)
	/usr/local/go/src/os/exec_unix.go:22 +0x25 fp=0xc0005e5f18 sp=0xc0005e5eb8 pc=0x4e3345
os.(*Process).Wait(...)
	/usr/local/go/src/os/exec.go:134
os/exec.(*Cmd).Wait(0xc00093e000)
	/usr/local/go/src/os/exec/exec.go:890 +0x45 fp=0xc0005e5f80 sp=0xc0005e5f18 pc=0x795f05
github.com/google/syzkaller/pkg/ipc.(*Env).makeCommand.func3(0xc000348180)
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:640 +0x28 fp=0xc0005e5fc8 sp=0xc0005e5f80 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=0xc0005e5fe0 sp=0xc0005e5fc8 pc=0xa14507
runtime.goexit()
	/usr/local/go/src/runtime/asm_amd64.s:1650 +0x1 fp=0xc0005e5fe8 sp=0xc0005e5fe0 pc=0x46f7c1
created by github.com/google/syzkaller/pkg/ipc.(*Env).makeCommand in goroutine 11
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:639 +0xc0d

goroutine 1396 [syscall]:
syscall.Syscall6(0x1e1, 0x1, 0x1743, 0xc0005e966c, 0x10020, 0x0, 0x0)
	/usr/local/go/src/syscall/asm_unix_amd64.s:39 +0x9 fp=0xc0005e9618 sp=0xc0005e9608 pc=0x4beba9
os.wait6(0xc0000e4400?, 0x43d66e?, 0x0?)
	/usr/local/go/src/os/wait6_netbsd.go:16 +0x4c fp=0xc0005e9688 sp=0xc0005e9618 pc=0x4e910c
os.(*Process).blockUntilWaitable(0xc000734d80)
	/usr/local/go/src/os/wait_wait6.go:20 +0x30 fp=0xc0005e96b8 sp=0xc0005e9688 pc=0x4e9190
os.(*Process).wait(0xc000734d80)
	/usr/local/go/src/os/exec_unix.go:22 +0x25 fp=0xc0005e9718 sp=0xc0005e96b8 pc=0x4e3345
os.(*Process).Wait(...)
	/usr/local/go/src/os/exec.go:134
os/exec.(*Cmd).Wait(0xc0007086e0)
	/usr/local/go/src/os/exec/exec.go:890 +0x45 fp=0xc0005e9780 sp=0xc0005e9718 pc=0x795f05
github.com/google/syzkaller/pkg/ipc.(*Env).makeCommand.func3(0xc000348e80)
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:640 +0x28 fp=0xc0005e97c8 sp=0xc0005e9780 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=0xc0005e97e0 sp=0xc0005e97c8 pc=0xa14507
runtime.goexit()
	/usr/local/go/src/runtime/asm_amd64.s:1650 +0x1 fp=0xc0005e97e8 sp=0xc0005e97e0 pc=0x46f7c1
created by github.com/google/syzkaller/pkg/ipc.(*Env).makeCommand in goroutine 14
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:639 +0xc0d

goroutine 1405 [syscall]:
syscall.Syscall6(0x1e1, 0x1, 0x1d8a, 0xc0003e1e6c, 0x10020, 0x0, 0x0)
	/usr/local/go/src/syscall/asm_unix_amd64.s:39 +0x9 fp=0xc0003e1e18 sp=0xc0003e1e08 pc=0x4beba9
os.wait6(0xc0005fa680?, 0x408b00?, 0xc0005fa680?)
	/usr/local/go/src/os/wait6_netbsd.go:16 +0x4c fp=0xc0003e1e88 sp=0xc0003e1e18 pc=0x4e910c
os.(*Process).blockUntilWaitable(0xc000735200)
	/usr/local/go/src/os/wait_wait6.go:20 +0x30 fp=0xc0003e1eb8 sp=0xc0003e1e88 pc=0x4e9190
os.(*Process).wait(0xc000735200)
	/usr/local/go/src/os/exec_unix.go:22 +0x25 fp=0xc0003e1f18 sp=0xc0003e1eb8 pc=0x4e3345
os.(*Process).Wait(...)
	/usr/local/go/src/os/exec.go:134
os/exec.(*Cmd).Wait(0xc0007089a0)
	/usr/local/go/src/os/exec/exec.go:890 +0x45 fp=0xc0003e1f80 sp=0xc0003e1f18 pc=0x795f05
github.com/google/syzkaller/pkg/ipc.(*Env).makeCommand.func3(0xc000349180)
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:640 +0x28 fp=0xc0003e1fc8 sp=0xc0003e1f80 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=0xc0003e1fe0 sp=0xc0003e1fc8 pc=0xa14507
runtime.goexit()
	/usr/local/go/src/runtime/asm_amd64.s:1650 +0x1 fp=0xc0003e1fe8 sp=0xc0003e1fe0 pc=0x46f7c1
created by github.com/google/syzkaller/pkg/ipc.(*Env).makeCommand in goroutine 15
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:639 +0xc0d

goroutine 1415 [syscall]:
syscall.Syscall6(0x1e1, 0x1, 0x25b9, 0xc0005e366c, 0x10020, 0x0, 0x0)
	/usr/local/go/src/syscall/asm_unix_amd64.s:39 +0x9 fp=0xc0005e3618 sp=0xc0005e3608 pc=0x4beba9
os.wait6(0x416efc?, 0xc0005e36c8?, 0x46b805?)
	/usr/local/go/src/os/wait6_netbsd.go:16 +0x4c fp=0xc0005e3688 sp=0xc0005e3618 pc=0x4e910c
os.(*Process).blockUntilWaitable(0xc0000a35f0)
	/usr/local/go/src/os/wait_wait6.go:20 +0x30 fp=0xc0005e36b8 sp=0xc0005e3688 pc=0x4e9190
os.(*Process).wait(0xc0000a35f0)
	/usr/local/go/src/os/exec_unix.go:22 +0x25 fp=0xc0005e3718 sp=0xc0005e36b8 pc=0x4e3345
os.(*Process).Wait(...)
	/usr/local/go/src/os/exec.go:134
os/exec.(*Cmd).Wait(0xc00093e840)
	/usr/local/go/src/os/exec/exec.go:890 +0x45 fp=0xc0005e3780 sp=0xc0005e3718 pc=0x795f05
github.com/google/syzkaller/pkg/ipc.(*Env).makeCommand.func3(0xc00080cc80)
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:640 +0x28 fp=0xc0005e37c8 sp=0xc0005e3780 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=0xc0005e37e0 sp=0xc0005e37c8 pc=0xa14507
runtime.goexit()
	/usr/local/go/src/runtime/asm_amd64.s:1650 +0x1 fp=0xc0005e37e8 sp=0xc0005e37e0 pc=0x46f7c1
created by github.com/google/syzkaller/pkg/ipc.(*Env).makeCommand in goroutine 12
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:639 +0xc0d

goroutine 1307 [IO wait]:
runtime.gopark(0xc0005e4618?, 0xc0005e4618?, 0x7d?, 0xeb?, 0xc0005e4670?)
	/usr/local/go/src/runtime/proc.go:398 +0xce fp=0xc0005e4600 sp=0xc0005e45e0 pc=0x43d66e
runtime.netpollblock(0xc0009a0000?, 0x407ce6?, 0x0?)
	/usr/local/go/src/runtime/netpoll.go:564 +0xf7 fp=0xc0005e4638 sp=0xc0005e4600 pc=0x436a17
internal/poll.runtime_pollWait(0x7f7fb10a60a8, 0x72)
	/usr/local/go/src/runtime/netpoll.go:343 +0x85 fp=0xc0005e4658 sp=0xc0005e4638 pc=0x469f85
internal/poll.(*pollDesc).wait(0xc000281560?, 0xc0009a0000?, 0x1)
	/usr/local/go/src/internal/poll/fd_poll_runtime.go:84 +0x27 fp=0xc0005e4680 sp=0xc0005e4658 pc=0x4d8a07
internal/poll.(*pollDesc).waitRead(...)
	/usr/local/go/src/internal/poll/fd_poll_runtime.go:89
internal/poll.(*FD).Read(0xc000281560, {0xc0009a0000, 0x20000, 0x20000})
	/usr/local/go/src/internal/poll/fd_unix.go:164 +0x27a fp=0xc0005e4718 sp=0xc0005e4680 pc=0x4d9cfa
os.(*File).read(...)
	/usr/local/go/src/os/file_posix.go:29
os.(*File).Read(0xc0005fc298, {0xc0009a0000?, 0x4c9fcf?, 0xc0005e47b8?})
	/usr/local/go/src/os/file.go:118 +0x52 fp=0xc0005e4758 sp=0xc0005e4718 pc=0x4e3ad2
github.com/google/syzkaller/pkg/ipc.(*Env).makeCommand.func2(0xc000348e00)
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:617 +0x89 fp=0xc0005e47c8 sp=0xc0005e4758 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=0xc0005e47e0 sp=0xc0005e47c8 pc=0xa14607
runtime.goexit()
	/usr/local/go/src/runtime/asm_amd64.s:1650 +0x1 fp=0xc0005e47e8 sp=0xc0005e47e0 pc=0x46f7c1
created by github.com/google/syzkaller/pkg/ipc.(*Env).makeCommand in goroutine 16
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:611 +0xa05

goroutine 1421 [IO wait]:
runtime.gopark(0xc0003dcdd0?, 0xc0003dcdd0?, 0x7d?, 0xeb?, 0xc0003dce28?)
	/usr/local/go/src/runtime/proc.go:398 +0xce fp=0xc0003dcdb8 sp=0xc0003dcd98 pc=0x43d66e
runtime.netpollblock(0xc00001231c?, 0x407ce6?, 0x0?)
	/usr/local/go/src/runtime/netpoll.go:564 +0xf7 fp=0xc0003dcdf0 sp=0xc0003dcdb8 pc=0x436a17
internal/poll.runtime_pollWait(0x7f7fb1048290, 0x72)
	/usr/local/go/src/runtime/netpoll.go:343 +0x85 fp=0xc0003dce10 sp=0xc0003dcdf0 pc=0x469f85
internal/poll.(*pollDesc).wait(0xc000730240?, 0xc00001231c?, 0x1)
	/usr/local/go/src/internal/poll/fd_poll_runtime.go:84 +0x27 fp=0xc0003dce38 sp=0xc0003dce10 pc=0x4d8a07
internal/poll.(*pollDesc).waitRead(...)
	/usr/local/go/src/internal/poll/fd_poll_runtime.go:89
internal/poll.(*FD).Read(0xc000730240, {0xc00001231c, 0x4, 0x4})
	/usr/local/go/src/internal/poll/fd_unix.go:164 +0x27a fp=0xc0003dced0 sp=0xc0003dce38 pc=0x4d9cfa
os.(*File).read(...)
	/usr/local/go/src/os/file_posix.go:29
os.(*File).Read(0xc00009a540, {0xc00001231c?, 0xc0003dcf48?, 0x410365?})
	/usr/local/go/src/os/file.go:118 +0x52 fp=0xc0003dcf10 sp=0xc0003dced0 pc=0x4e3ad2
io.ReadAtLeast({0xd5f300, 0xc00009a540}, {0xc00001231c, 0x4, 0x4}, 0x4)
	/usr/local/go/src/io/io.go:335 +0x90 fp=0xc0003dcf58 sp=0xc0003dcf10 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=0xc0003dcfe0 sp=0xc0003dcf58 pc=0xa14d9e
runtime.goexit()
	/usr/local/go/src/runtime/asm_amd64.s:1650 +0x1 fp=0xc0003dcfe8 sp=0xc0003dcfe0 pc=0x46f7c1
created by github.com/google/syzkaller/pkg/ipc.(*command).handshake in goroutine 13
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:690 +0x14d

goroutine 1418 [IO wait]:
runtime.gopark(0xc0003df618?, 0xc0003df618?, 0x7d?, 0xeb?, 0xc0003df670?)
	/usr/local/go/src/runtime/proc.go:398 +0xce fp=0xc0003df600 sp=0xc0003df5e0 pc=0x43d66e
runtime.netpollblock(0xc0003ba000?, 0x407ce6?, 0x0?)
	/usr/local/go/src/runtime/netpoll.go:564 +0xf7 fp=0xc0003df638 sp=0xc0003df600 pc=0x436a17
internal/poll.runtime_pollWait(0x7f7fb1048d38, 0x72)
	/usr/local/go/src/runtime/netpoll.go:343 +0x85 fp=0xc0003df658 sp=0xc0003df638 pc=0x469f85
internal/poll.(*pollDesc).wait(0xc00076e5a0?, 0xc0003ba000?, 0x1)
	/usr/local/go/src/internal/poll/fd_poll_runtime.go:84 +0x27 fp=0xc0003df680 sp=0xc0003df658 pc=0x4d8a07
internal/poll.(*pollDesc).waitRead(...)
	/usr/local/go/src/internal/poll/fd_poll_runtime.go:89
internal/poll.(*FD).Read(0xc00076e5a0, {0xc0003ba000, 0x20000, 0x20000})
	/usr/local/go/src/internal/poll/fd_unix.go:164 +0x27a fp=0xc0003df718 sp=0xc0003df680 pc=0x4d9cfa
os.(*File).read(...)
	/usr/local/go/src/os/file_posix.go:29
os.(*File).Read(0xc0005fc0e0, {0xc0003ba000?, 0x4c9fcf?, 0xc0003df7b8?})
	/usr/local/go/src/os/file.go:118 +0x52 fp=0xc0003df758 sp=0xc0003df718 pc=0x4e3ad2
github.com/google/syzkaller/pkg/ipc.(*Env).makeCommand.func2(0xc000348180)
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:617 +0x89 fp=0xc0003df7c8 sp=0xc0003df758 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=0xc0003df7e0 sp=0xc0003df7c8 pc=0xa14607
runtime.goexit()
	/usr/local/go/src/runtime/asm_amd64.s:1650 +0x1 fp=0xc0003df7e8 sp=0xc0003df7e0 pc=0x46f7c1
created by github.com/google/syzkaller/pkg/ipc.(*Env).makeCommand in goroutine 11
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:611 +0xa05

goroutine 1420 [syscall]:
syscall.Syscall6(0x1e1, 0x1, 0x225b, 0xc0003dae6c, 0x10020, 0x0, 0x0)
	/usr/local/go/src/syscall/asm_unix_amd64.s:39 +0x9 fp=0xc0003dae18 sp=0xc0003dae08 pc=0x4beba9
os.wait6(0xc000015860?, 0x408b00?, 0xc000015860?)
	/usr/local/go/src/os/wait6_netbsd.go:16 +0x4c fp=0xc0003dae88 sp=0xc0003dae18 pc=0x4e910c
os.(*Process).blockUntilWaitable(0xc0000a2510)
	/usr/local/go/src/os/wait_wait6.go:20 +0x30 fp=0xc0003daeb8 sp=0xc0003dae88 pc=0x4e9190
os.(*Process).wait(0xc0000a2510)
	/usr/local/go/src/os/exec_unix.go:22 +0x25 fp=0xc0003daf18 sp=0xc0003daeb8 pc=0x4e3345
os.(*Process).Wait(...)
	/usr/local/go/src/os/exec.go:134
os/exec.(*Cmd).Wait(0xc000708000)
	/usr/local/go/src/os/exec/exec.go:890 +0x45 fp=0xc0003daf80 sp=0xc0003daf18 pc=0x795f05
github.com/google/syzkaller/pkg/ipc.(*Env).makeCommand.func3(0xc00080c180)
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:640 +0x28 fp=0xc0003dafc8 sp=0xc0003daf80 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=0xc0003dafe0 sp=0xc0003dafc8 pc=0xa14507
runtime.goexit()
	/usr/local/go/src/runtime/asm_amd64.s:1650 +0x1 fp=0xc0003dafe8 sp=0xc0003dafe0 pc=0x46f7c1
created by github.com/google/syzkaller/pkg/ipc.(*Env).makeCommand in goroutine 13
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:639 +0xc0d

goroutine 1341 [select]:
runtime.gopark(0xc0005e2fb0?, 0x2?, 0x0?, 0x40?, 0xc0005e2f8c?)
	/usr/local/go/src/runtime/proc.go:398 +0xce fp=0xc0005e2e38 sp=0xc0005e2e18 pc=0x43d66e
runtime.selectgo(0xc0005e2fb0, 0xc0005e2f88, 0x4c9fcf?, 0x0, 0x1d?, 0x1)
	/usr/local/go/src/runtime/select.go:327 +0x725 fp=0xc0005e2f58 sp=0xc0005e2e38 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=0xc0005e2fe0 sp=0xc0005e2f58 pc=0xa15af7
runtime.goexit()
	/usr/local/go/src/runtime/asm_amd64.s:1650 +0x1 fp=0xc0005e2fe8 sp=0xc0005e2fe0 pc=0x46f7c1
created by github.com/google/syzkaller/pkg/ipc.(*command).exec in goroutine 16
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:752 +0x2f9

goroutine 1395 [IO wait]:
runtime.gopark(0xc000555e18?, 0xc000555e18?, 0x7d?, 0xeb?, 0xc000555e70?)
	/usr/local/go/src/runtime/proc.go:398 +0xce fp=0xc000555e00 sp=0xc000555de0 pc=0x43d66e
runtime.netpollblock(0xc000846000?, 0x407ce6?, 0x0?)
	/usr/local/go/src/runtime/netpoll.go:564 +0xf7 fp=0xc000555e38 sp=0xc000555e00 pc=0x436a17
internal/poll.runtime_pollWait(0x7f7fb1048670, 0x72)
	/usr/local/go/src/runtime/netpoll.go:343 +0x85 fp=0xc000555e58 sp=0xc000555e38 pc=0x469f85
internal/poll.(*pollDesc).wait(0xc0000f7680?, 0xc000846000?, 0x1)
	/usr/local/go/src/internal/poll/fd_poll_runtime.go:84 +0x27 fp=0xc000555e80 sp=0xc000555e58 pc=0x4d8a07
internal/poll.(*pollDesc).waitRead(...)
	/usr/local/go/src/internal/poll/fd_poll_runtime.go:89
internal/poll.(*FD).Read(0xc0000f7680, {0xc000846000, 0x20000, 0x20000})
	/usr/local/go/src/internal/poll/fd_unix.go:164 +0x27a fp=0xc000555f18 sp=0xc000555e80 pc=0x4d9cfa
os.(*File).read(...)
	/usr/local/go/src/os/file_posix.go:29
os.(*File).Read(0xc0005fc330, {0xc000846000?, 0x4c9fcf?, 0xc000555fb8?})
	/usr/local/go/src/os/file.go:118 +0x52 fp=0xc000555f58 sp=0xc000555f18 pc=0x4e3ad2
github.com/google/syzkaller/pkg/ipc.(*Env).makeCommand.func2(0xc000348e80)
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:617 +0x89 fp=0xc000555fc8 sp=0xc000555f58 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=0xc000555fe0 sp=0xc000555fc8 pc=0xa14607
runtime.goexit()
	/usr/local/go/src/runtime/asm_amd64.s:1650 +0x1 fp=0xc000555fe8 sp=0xc000555fe0 pc=0x46f7c1
created by github.com/google/syzkaller/pkg/ipc.(*Env).makeCommand in goroutine 14
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:611 +0xa05

goroutine 1425 [IO wait]:
runtime.gopark(0xc000553e18?, 0xc000553e18?, 0x7d?, 0xeb?, 0xc000553e70?)
	/usr/local/go/src/runtime/proc.go:398 +0xce fp=0xc000553e00 sp=0xc000553de0 pc=0x43d66e
runtime.netpollblock(0xc000528000?, 0x407ce6?, 0x0?)
	/usr/local/go/src/runtime/netpoll.go:564 +0xf7 fp=0xc000553e38 sp=0xc000553e00 pc=0x436a17
internal/poll.runtime_pollWait(0x7f7fb1048578, 0x72)
	/usr/local/go/src/runtime/netpoll.go:343 +0x85 fp=0xc000553e58 sp=0xc000553e38 pc=0x469f85
internal/poll.(*pollDesc).wait(0xc000730180?, 0xc000528000?, 0x1)
	/usr/local/go/src/internal/poll/fd_poll_runtime.go:84 +0x27 fp=0xc000553e80 sp=0xc000553e58 pc=0x4d8a07
internal/poll.(*pollDesc).waitRead(...)
	/usr/local/go/src/internal/poll/fd_poll_runtime.go:89
internal/poll.(*FD).Read(0xc000730180, {0xc000528000, 0x20000, 0x20000})
	/usr/local/go/src/internal/poll/fd_unix.go:164 +0x27a fp=0xc000553f18 sp=0xc000553e80 pc=0x4d9cfa
os.(*File).read(...)
	/usr/local/go/src/os/file_posix.go:29
os.(*File).Read(0xc00009a4d8, {0xc000528000?, 0x1209f20?, 0x0?})
	/usr/local/go/src/os/file.go:118 +0x52 fp=0xc000553f58 sp=0xc000553f18 pc=0x4e3ad2
github.com/google/syzkaller/pkg/ipc.(*Env).makeCommand.func2(0xc00080c180)
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:617 +0x89 fp=0xc000553fc8 sp=0xc000553f58 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=0xc000553fe0 sp=0xc000553fc8 pc=0xa14607
runtime.goexit()
	/usr/local/go/src/runtime/asm_amd64.s:1650 +0x1 fp=0xc000553fe8 sp=0xc000553fe0 pc=0x46f7c1
created by github.com/google/syzkaller/pkg/ipc.(*Env).makeCommand in goroutine 13
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:611 +0xa05

goroutine 1414 [IO wait]:
runtime.gopark(0xc000554618?, 0xc000554618?, 0x7d?, 0xeb?, 0xc000554670?)
	/usr/local/go/src/runtime/proc.go:398 +0xce fp=0xc000554600 sp=0xc0005545e0 pc=0x43d66e
runtime.netpollblock(0xc000a40000?, 0x407ce6?, 0x0?)
	/usr/local/go/src/runtime/netpoll.go:564 +0xf7 fp=0xc000554638 sp=0xc000554600 pc=0x436a17
internal/poll.runtime_pollWait(0x7f7fb1048c40, 0x72)
	/usr/local/go/src/runtime/netpoll.go:343 +0x85 fp=0xc000554658 sp=0xc000554638 pc=0x469f85
internal/poll.(*pollDesc).wait(0xc000731200?, 0xc000a40000?, 0x1)
	/usr/local/go/src/internal/poll/fd_poll_runtime.go:84 +0x27 fp=0xc000554680 sp=0xc000554658 pc=0x4d8a07
internal/poll.(*pollDesc).waitRead(...)
	/usr/local/go/src/internal/poll/fd_poll_runtime.go:89
internal/poll.(*FD).Read(0xc000731200, {0xc000a40000, 0x20000, 0x20000})
	/usr/local/go/src/internal/poll/fd_unix.go:164 +0x27a fp=0xc000554718 sp=0xc000554680 pc=0x4d9cfa
os.(*File).read(...)
	/usr/local/go/src/os/file_posix.go:29
os.(*File).Read(0xc00009a950, {0xc000a40000?, 0x4c9fcf?, 0xc0005547b8?})
	/usr/local/go/src/os/file.go:118 +0x52 fp=0xc000554758 sp=0xc000554718 pc=0x4e3ad2
github.com/google/syzkaller/pkg/ipc.(*Env).makeCommand.func2(0xc00080cc80)
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:617 +0x89 fp=0xc0005547c8 sp=0xc000554758 pc=0xa146c9
github.com/google/syzkaller/pkg/ipc.(*Env).makeCommand.func7()
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:632 +0x27 fp=0xc0005547e0 sp=0xc0005547c8 pc=0xa14607
runtime.goexit()
	/usr/local/go/src/runtime/asm_amd64.s:1650 +0x1 fp=0xc0005547e8 sp=0xc0005547e0 pc=0x46f7c1
created by github.com/google/syzkaller/pkg/ipc.(*Env).makeCommand in goroutine 12
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:611 +0xa05

goroutine 1332 [syscall]:
syscall.Syscall6(0x1e1, 0x1, 0x1bfc, 0xc000551e6c, 0x10020, 0x0, 0x0)
	/usr/local/go/src/syscall/asm_unix_amd64.s:39 +0x9 fp=0xc000551e18 sp=0xc000551e08 pc=0x4beba9
os.wait6(0xc000303c00?, 0x43d66e?, 0x0?)
	/usr/local/go/src/os/wait6_netbsd.go:16 +0x4c fp=0xc000551e88 sp=0xc000551e18 pc=0x4e910c
os.(*Process).blockUntilWaitable(0xc0007348a0)
	/usr/local/go/src/os/wait_wait6.go:20 +0x30 fp=0xc000551eb8 sp=0xc000551e88 pc=0x4e9190
os.(*Process).wait(0xc0007348a0)
	/usr/local/go/src/os/exec_unix.go:22 +0x25 fp=0xc000551f18 sp=0xc000551eb8 pc=0x4e3345
os.(*Process).Wait(...)
	/usr/local/go/src/os/exec.go:134
os/exec.(*Cmd).Wait(0xc0007082c0)
	/usr/local/go/src/os/exec/exec.go:890 +0x45 fp=0xc000551f80 sp=0xc000551f18 pc=0x795f05
github.com/google/syzkaller/pkg/ipc.(*Env).makeCommand.func3(0xc000348e00)
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:640 +0x28 fp=0xc000551fc8 sp=0xc000551f80 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=0xc000551fe0 sp=0xc000551fc8 pc=0xa14507
runtime.goexit()
	/usr/local/go/src/runtime/asm_amd64.s:1650 +0x1 fp=0xc000551fe8 sp=0xc000551fe0 pc=0x46f7c1
created by github.com/google/syzkaller/pkg/ipc.(*Env).makeCommand in goroutine 16
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:639 +0xc0d

goroutine 1406 [IO wait]:
runtime.gopark(0xc000552dd0?, 0xc000552dd0?, 0x7d?, 0xeb?, 0xc000552e28?)
	/usr/local/go/src/runtime/proc.go:398 +0xce fp=0xc000552db8 sp=0xc000552d98 pc=0x43d66e
runtime.netpollblock(0xc000012e28?, 0x407ce6?, 0x0?)
	/usr/local/go/src/runtime/netpoll.go:564 +0xf7 fp=0xc000552df0 sp=0xc000552db8 pc=0x436a17
internal/poll.runtime_pollWait(0x7f7fb1049020, 0x72)
	/usr/local/go/src/runtime/netpoll.go:343 +0x85 fp=0xc000552e10 sp=0xc000552df0 pc=0x469f85
internal/poll.(*pollDesc).wait(0xc000079f20?, 0xc000012e28?, 0x1)
	/usr/local/go/src/internal/poll/fd_poll_runtime.go:84 +0x27 fp=0xc000552e38 sp=0xc000552e10 pc=0x4d8a07
internal/poll.(*pollDesc).waitRead(...)
	/usr/local/go/src/internal/poll/fd_poll_runtime.go:89
internal/poll.(*FD).Read(0xc000079f20, {0xc000012e28, 0x4, 0x4})
	/usr/local/go/src/internal/poll/fd_unix.go:164 +0x27a fp=0xc000552ed0 sp=0xc000552e38 pc=0x4d9cfa
os.(*File).read(...)
	/usr/local/go/src/os/file_posix.go:29
os.(*File).Read(0xc0005fc420, {0xc000012e28?, 0xc000552f48?, 0x410365?})
	/usr/local/go/src/os/file.go:118 +0x52 fp=0xc000552f10 sp=0xc000552ed0 pc=0x4e3ad2
io.ReadAtLeast({0xd5f300, 0xc0005fc420}, {0xc000012e28, 0x4, 0x4}, 0x4)
	/usr/local/go/src/io/io.go:335 +0x90 fp=0xc000552f58 sp=0xc000552f10 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=0xc000552fe0 sp=0xc000552f58 pc=0xa14d9e
runtime.goexit()
	/usr/local/go/src/runtime/asm_amd64.s:1650 +0x1 fp=0xc000552fe8 sp=0xc000552fe0 pc=0x46f7c1
created by github.com/google/syzkaller/pkg/ipc.(*command).handshake in goroutine 15
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:690 +0x14d

goroutine 1419 [IO wait]:
runtime.gopark(0xc000554dd0?, 0xc000554dd0?, 0x7d?, 0xeb?, 0xc000554e28?)
	/usr/local/go/src/runtime/proc.go:398 +0xce fp=0xc000554db8 sp=0xc000554d98 pc=0x43d66e
runtime.netpollblock(0xc000012318?, 0x407ce6?, 0x0?)
	/usr/local/go/src/runtime/netpoll.go:564 +0xf7 fp=0xc000554df0 sp=0xc000554db8 pc=0x436a17
internal/poll.runtime_pollWait(0x7f7fb10a5ad8, 0x72)
	/usr/local/go/src/runtime/netpoll.go:343 +0x85 fp=0xc000554e10 sp=0xc000554df0 pc=0x469f85
internal/poll.(*pollDesc).wait(0xc00076e660?, 0xc000012318?, 0x1)
	/usr/local/go/src/internal/poll/fd_poll_runtime.go:84 +0x27 fp=0xc000554e38 sp=0xc000554e10 pc=0x4d8a07
internal/poll.(*pollDesc).waitRead(...)
	/usr/local/go/src/internal/poll/fd_poll_runtime.go:89
internal/poll.(*FD).Read(0xc00076e660, {0xc000012318, 0x4, 0x4})
	/usr/local/go/src/internal/poll/fd_unix.go:164 +0x27a fp=0xc000554ed0 sp=0xc000554e38 pc=0x4d9cfa
os.(*File).read(...)
	/usr/local/go/src/os/file_posix.go:29
os.(*File).Read(0xc0005fc100, {0xc000012318?, 0xc000554f48?, 0x410365?})
	/usr/local/go/src/os/file.go:118 +0x52 fp=0xc000554f10 sp=0xc000554ed0 pc=0x4e3ad2
io.ReadAtLeast({0xd5f300, 0xc0005fc100}, {0xc000012318, 0x4, 0x4}, 0x4)
	/usr/local/go/src/io/io.go:335 +0x90 fp=0xc000554f58 sp=0xc000554f10 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=0xc000554fe0 sp=0xc000554f58 pc=0xa14d9e
runtime.goexit()
	/usr/local/go/src/runtime/asm_amd64.s:1650 +0x1 fp=0xc000554fe8 sp=0xc000554fe0 pc=0x46f7c1
created by github.com/google/syzkaller/pkg/ipc.(*command).handshake in goroutine 11
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:690 +0x14d
[ 299.2021572] tap0: detached