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

goroutine 31 [running]:
runtime.throw({0xbdc158?, 0x0?})
	/usr/local/go/src/runtime/panic.go:1077 +0x5c fp=0xc0008efb58 sp=0xc0008efb28 pc=0x43a81c
runtime.sigpanic()
	/usr/local/go/src/runtime/signal_unix.go:875 +0x285 fp=0xc0008efbb8 sp=0xc0008efb58 pc=0x451585
runtime.memmove()
	/usr/local/go/src/runtime/memmove_amd64.s:375 +0x43c fp=0xc0008efbc0 sp=0xc0008efbb8 pc=0x4709fc
github.com/google/syzkaller/pkg/ipc.(*Env).ExecProg(0xc000155780, 0x226?, {0xc000474000, 0x5a77, 0x0?})
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:247 +0x85 fp=0xc0008efc50 sp=0xc0008efbc0 pc=0xa11785
main.(*Proc).executeProgram(0xc0000b6888, 0xc00013caf0, 0xc0008efdf0?)
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/proc.go:123 +0xe5 fp=0xc0008efdb8 sp=0xc0008efc50 pc=0xa1b365
main.(*Proc).execute(0xc0000b6888?, 0xc00013caf0, 0xc000428450?)
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/proc.go:103 +0x33 fp=0xc0008efe00 sp=0xc0008efdb8 pc=0xa1b1b3
main.(*Proc).loop(0xc0000b6888)
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/proc.go:46 +0xcc fp=0xc0008effc8 sp=0xc0008efe00 pc=0xa1aa2c
main.startProc.func1()
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/proc.go:37 +0x25 fp=0xc0008effe0 sp=0xc0008effc8 pc=0xa1a925
runtime.goexit()
	/usr/local/go/src/runtime/asm_amd64.s:1650 +0x1 fp=0xc0008effe8 sp=0xc0008effe0 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, 0xc000480000, 0x61af4)
	/usr/local/go/src/syscall/asm_unix_amd64.s:19 +0x9 fp=0xc0007bf750 sp=0xc0007bf740 pc=0x4beb49
syscall.read(0xc00077a000?, {0xc000480000?, 0x200?, 0xc0007bf7f8?})
	/usr/local/go/src/syscall/zsyscall_netbsd_amd64.go:860 +0x45 fp=0xc0007bf7a8 sp=0xc0007bf750 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(0xc00077a000, {0xc000480000, 0x61af4, 0x62000})
	/usr/local/go/src/internal/poll/fd_unix.go:160 +0x2ae fp=0xc0007bf840 sp=0xc0007bf7a8 pc=0x4d9d2e
net.(*netFD).Read(0xc00077a000, {0xc000480000?, 0xc000342400?, 0x100c000426d00?})
	/usr/local/go/src/net/fd_posix.go:55 +0x25 fp=0xc0007bf888 sp=0xc0007bf840 pc=0x5b8d85
net.(*conn).Read(0xc0000180e0, {0xc000480000?, 0xc000010e28?, 0x18?})
	/usr/local/go/src/net/net.go:179 +0x45 fp=0xc0007bf8d0 sp=0xc0007bf888 pc=0x5c96a5
net.(*TCPConn).Read(0xc0007bf960?, {0xc000480000?, 0xc0007bf938?, 0x40dd4c?})
	<autogenerated>:1 +0x25 fp=0xc0007bf900 sp=0xc0007bf8d0 pc=0x5d9e05
io.ReadAtLeast({0x7f7fb1030198, 0xc0000180e0}, {0xc000480000, 0x61af4, 0x62000}, 0x4)
	/usr/local/go/src/io/io.go:335 +0x90 fp=0xc0007bf948 sp=0xc0007bf900 pc=0x4b4a50
github.com/google/syzkaller/pkg/flatrpc.(*Conn).recv(0xc000090960, 0xc000480004?)
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/flatrpc/conn.go:178 +0x1a5 fp=0xc0007bf9e0 sp=0xc0007bf948 pc=0x8d4b65
github.com/google/syzkaller/pkg/flatrpc.Recv[...](0xc000090960)
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/flatrpc/conn.go:152 +0xb3 fp=0xc0007bfa40 sp=0xc0007bf9e0 pc=0xa1c6f3
main.(*FuzzerTool).handleConn(0xc0000f4500)
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/fuzzer.go:222 +0x36 fp=0xc0007bfae8 sp=0xc0007bfa40 pc=0xa19536
main.main()
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/fuzzer.go:162 +0xec5 fp=0xc0007bff40 sp=0xc0007bfae8 pc=0xa19065
runtime.main()
	/usr/local/go/src/runtime/proc.go:267 +0x2bb fp=0xc0007bffe0 sp=0xc0007bff40 pc=0x43d1fb
runtime.goexit()
	/usr/local/go/src/runtime/asm_amd64.s:1650 +0x1 fp=0xc0007bffe8 sp=0xc0007bffe0 pc=0x46f7c1

goroutine 2 [force gc (idle), 3 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(0x1351b51?, 0x32cebb?, 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?, 0x40?, 0xe7?, 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(0x31d7a12caf?, 0x2?, 0x22?, 0x2f?, 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 19 [GC worker (idle)]:
runtime.gopark(0xcaae58?, 0xc00003e040?, 0x1a?, 0x14?, 0x0?)
	/usr/local/go/src/runtime/proc.go:398 +0xce fp=0xc000050f50 sp=0xc000050f30 pc=0x43d66e
runtime.gcBgMarkWorker()
	/usr/local/go/src/runtime/mgc.go:1293 +0xe5 fp=0xc000050fe0 sp=0xc000050f50 pc=0x41f025
runtime.goexit()
	/usr/local/go/src/runtime/asm_amd64.s:1650 +0x1 fp=0xc000050fe8 sp=0xc000050fe0 pc=0x46f7c1
created by runtime.gcBgMarkStartWorkers in goroutine 1
	/usr/local/go/src/runtime/mgc.go:1217 +0x1c

goroutine 20 [select]:
runtime.gopark(0xc00079af88?, 0x3?, 0xd0?, 0x83?, 0xc00079af72?)
	/usr/local/go/src/runtime/proc.go:398 +0xce fp=0xc00079ae18 sp=0xc00079adf8 pc=0x43d66e
runtime.selectgo(0xc00079af88, 0xc00079af6c, 0xc0000de780?, 0x0, 0x0?, 0x1)
	/usr/local/go/src/runtime/select.go:327 +0x725 fp=0xc00079af38 sp=0xc00079ae18 pc=0x44dac5
go.opencensus.io/stats/view.(*worker).start(0xc0000de780)
	/syzkaller/gopath/src/github.com/google/syzkaller/vendor/go.opencensus.io/stats/view/worker.go:292 +0x9f fp=0xc00079afc8 sp=0xc00079af38 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=0xc00079afe0 sp=0xc00079afc8 pc=0x9f0bc5
runtime.goexit()
	/usr/local/go/src/runtime/asm_amd64.s:1650 +0x1 fp=0xc00079afe8 sp=0xc00079afe0 pc=0x46f7c1
created by go.opencensus.io/stats/view.init.0 in goroutine 1
	/syzkaller/gopath/src/github.com/google/syzkaller/vendor/go.opencensus.io/stats/view/worker.go:34 +0x8d

goroutine 22 [chan receive, 3 minutes]:
runtime.gopark(0xc0000576e0?, 0x7990c5?, 0x1?, 0xb6?, 0xc000057758?)
	/usr/local/go/src/runtime/proc.go:398 +0xce fp=0xc0000576c8 sp=0xc0000576a8 pc=0x43d66e
runtime.chanrecv(0xc000330960, 0x0, 0x1)
	/usr/local/go/src/runtime/chan.go:583 +0x3cd fp=0xc000057740 sp=0xc0000576c8 pc=0x4094ad
runtime.chanrecv1(0xc000330960?, 0xc0000577b0?)
	/usr/local/go/src/runtime/chan.go:442 +0x12 fp=0xc000057768 sp=0xc000057740 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=0xc0000577e0 sp=0xc000057768 pc=0x79a025
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/osutil.HandleInterrupts in goroutine 1
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/osutil/osutil_unix.go:74 +0x4f

goroutine 6 [chan receive]:
runtime.gopark(0xc0000ba600?, 0xc00001a550?, 0x78?, 0x6f?, 0x8d43e0?)
	/usr/local/go/src/runtime/proc.go:398 +0xce fp=0xc0001476f8 sp=0xc0001476d8 pc=0x43d66e
runtime.chanrecv(0xc0000ba660, 0xc0001477b8, 0x1)
	/usr/local/go/src/runtime/chan.go:583 +0x3cd fp=0xc000147770 sp=0xc0001476f8 pc=0x4094ad
runtime.chanrecv2(0xc0000fe0c0?, 0x253d646e616d6d6f?)
	/usr/local/go/src/runtime/chan.go:447 +0x12 fp=0xc000147798 sp=0xc000147770 pc=0x4090d2
github.com/google/syzkaller/pkg/stats.newSet.func1()
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/stats/set.go:98 +0x66 fp=0xc0001477e0 sp=0xc000147798 pc=0x8d2f46
runtime.goexit()
	/usr/local/go/src/runtime/asm_amd64.s:1650 +0x1 fp=0xc0001477e8 sp=0xc0001477e0 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 23 [chan receive, 3 minutes]:
runtime.gopark(0x0?, 0x0?, 0x0?, 0x0?, 0x0?)
	/usr/local/go/src/runtime/proc.go:398 +0xce fp=0xc000056ef0 sp=0xc000056ed0 pc=0x43d66e
runtime.chanrecv(0xc000092180, 0x0, 0x1)
	/usr/local/go/src/runtime/chan.go:583 +0x3cd fp=0xc000056f68 sp=0xc000056ef0 pc=0x4094ad
runtime.chanrecv1(0x0?, 0x0?)
	/usr/local/go/src/runtime/chan.go:442 +0x12 fp=0xc000056f90 sp=0xc000056f68 pc=0x4090b2
main.main.func1()
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/fuzzer.go:76 +0x19 fp=0xc000056fe0 sp=0xc000056f90 pc=0xa190b9
runtime.goexit()
	/usr/local/go/src/runtime/asm_amd64.s:1650 +0x1 fp=0xc000056fe8 sp=0xc000056fe0 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, 3 minutes, locked to thread]:
runtime.gopark(0xc000799fa8?, 0x2?, 0x9?, 0xd9?, 0xc000799f94?)
	/usr/local/go/src/runtime/proc.go:398 +0xce fp=0xc000799e30 sp=0xc000799e10 pc=0x43d66e
runtime.selectgo(0xc000799fa8, 0xc000799f90, 0x0?, 0x0, 0x6961662064697374?, 0x1)
	/usr/local/go/src/runtime/select.go:327 +0x725 fp=0xc000799f50 sp=0xc000799e30 pc=0x44dac5
runtime.ensureSigM.func1()
	/usr/local/go/src/runtime/signal_unix.go:1014 +0x192 fp=0xc000799fe0 sp=0xc000799f50 pc=0x4664f2
runtime.goexit()
	/usr/local/go/src/runtime/asm_amd64.s:1650 +0x1 fp=0xc000799fe8 sp=0xc000799fe0 pc=0x46f7c1
created by runtime.ensureSigM in goroutine 22
	/usr/local/go/src/runtime/signal_unix.go:997 +0xc8

goroutine 24 [IO wait, 3 minutes]:
runtime.gopark(0xc000431c10?, 0x40ffe5?, 0x18?, 0x1c?, 0x4df99d?)
	/usr/local/go/src/runtime/proc.go:398 +0xce fp=0xc000431ba8 sp=0xc000431b88 pc=0x43d66e
runtime.netpollblock(0x7f7ff7ecb460?, 0x407ce6?, 0x0?)
	/usr/local/go/src/runtime/netpoll.go:564 +0xf7 fp=0xc000431be0 sp=0xc000431ba8 pc=0x436a17
internal/poll.runtime_pollWait(0x7f7fb0feca48, 0x72)
	/usr/local/go/src/runtime/netpoll.go:343 +0x85 fp=0xc000431c00 sp=0xc000431be0 pc=0x469f85
internal/poll.(*pollDesc).wait(0xc000155500?, 0xc000431ce8?, 0x0)
	/usr/local/go/src/internal/poll/fd_poll_runtime.go:84 +0x27 fp=0xc000431c28 sp=0xc000431c00 pc=0x4d8a07
internal/poll.(*pollDesc).waitRead(...)
	/usr/local/go/src/internal/poll/fd_poll_runtime.go:89
internal/poll.(*FD).Accept(0xc000155500)
	/usr/local/go/src/internal/poll/fd_unix.go:611 +0x2ac fp=0xc000431cd0 sp=0xc000431c28 pc=0x4ddeec
net.(*netFD).accept(0xc000155500)
	/usr/local/go/src/net/fd_unix.go:172 +0x29 fp=0xc000431d88 sp=0xc000431cd0 pc=0x5bada9
net.(*TCPListener).accept(0xc000426e60)
	/usr/local/go/src/net/tcpsock_posix.go:152 +0x1e fp=0xc000431db0 sp=0xc000431d88 pc=0x5d16de
net.(*TCPListener).Accept(0xc000426e60)
	/usr/local/go/src/net/tcpsock.go:315 +0x30 fp=0xc000431de0 sp=0xc000431db0 pc=0x5d08d0
net/http.(*onceCloseListener).Accept(0xd67f30?)
	<autogenerated>:1 +0x24 fp=0xc000431df8 sp=0xc000431de0 pc=0x6f1bc4
net/http.(*Server).Serve(0xc000076000, {0xd67000, 0xc000426e60})
	/usr/local/go/src/net/http/server.go:3056 +0x364 fp=0xc000431f28 sp=0xc000431df8 pc=0x6cf864
net/http.(*Server).ListenAndServe(0xc000076000)
	/usr/local/go/src/net/http/server.go:2985 +0x71 fp=0xc000431f58 sp=0xc000431f28 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=0xc000431fe0 sp=0xc000431f58 pc=0xa1a4bd
runtime.goexit()
	/usr/local/go/src/runtime/asm_amd64.s:1650 +0x1 fp=0xc000431fe8 sp=0xc000431fe0 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, 3 minutes]:
runtime.notetsleepg(0x665f534f4f472066?, 0x90a647362656572?)
	/usr/local/go/src/runtime/lock_sema.go:294 +0x29 fp=0xc0001467a0 sp=0xc000146758 pc=0x40ea69
os/signal.signal_recv()
	/usr/local/go/src/runtime/sigqueue.go:152 +0x29 fp=0xc0001467c0 sp=0xc0001467a0 pc=0x46bf29
os/signal.loop()
	/usr/local/go/src/os/signal/signal_unix.go:23 +0x13 fp=0xc0001467e0 sp=0xc0001467c0 pc=0x7993f3
runtime.goexit()
	/usr/local/go/src/runtime/asm_amd64.s:1650 +0x1 fp=0xc0001467e8 sp=0xc0001467e0 pc=0x46f7c1
created by os/signal.Notify.func1.1 in goroutine 22
	/usr/local/go/src/os/signal/signal.go:151 +0x1f

goroutine 27 [chan receive]:
runtime.gopark(0x0?, 0xc0007bd998?, 0x25?, 0x38?, 0x0?)
	/usr/local/go/src/runtime/proc.go:398 +0xce fp=0xc0007bd978 sp=0xc0007bd958 pc=0x43d66e
runtime.chanrecv(0xc0006e1b00, 0xc0007bdb38, 0x1)
	/usr/local/go/src/runtime/chan.go:583 +0x3cd fp=0xc0007bd9f0 sp=0xc0007bd978 pc=0x4094ad
runtime.chanrecv1(0xc000345bc0?, 0xd652a8?)
	/usr/local/go/src/runtime/chan.go:442 +0x12 fp=0xc0007bda18 sp=0xc0007bd9f0 pc=0x4090b2
github.com/google/syzkaller/pkg/ipc.(*command).exec(0xc00077ad80, 0xc0000cd890?)
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:801 +0x698 fp=0xc0007bdbc0 sp=0xc0007bda18 pc=0xa156d8
github.com/google/syzkaller/pkg/ipc.(*Env).ExecProg(0xc000155580, 0x1ca?, {0xc0006d5b80, 0x544, 0x0?})
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:260 +0x10c fp=0xc0007bdc50 sp=0xc0007bdbc0 pc=0xa1180c
main.(*Proc).executeProgram(0xc0000b6828, 0xc00013d180, 0xc0007bddf0?)
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/proc.go:123 +0xe5 fp=0xc0007bddb8 sp=0xc0007bdc50 pc=0xa1b365
main.(*Proc).execute(0xc0000b6828?, 0xc00013d180, 0xc0000189c0?)
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/proc.go:103 +0x33 fp=0xc0007bde00 sp=0xc0007bddb8 pc=0xa1b1b3
main.(*Proc).loop(0xc0000b6828)
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/proc.go:46 +0xcc fp=0xc0007bdfc8 sp=0xc0007bde00 pc=0xa1aa2c
main.startProc.func1()
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/proc.go:37 +0x25 fp=0xc0007bdfe0 sp=0xc0007bdfc8 pc=0xa1a925
runtime.goexit()
	/usr/local/go/src/runtime/asm_amd64.s:1650 +0x1 fp=0xc0007bdfe8 sp=0xc0007bdfe0 pc=0x46f7c1
created by main.startProc in goroutine 1
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/proc.go:37 +0x116

goroutine 29 [select]:
runtime.gopark(0xc0008f5978?, 0x2?, 0xa0?, 0x14?, 0xc0008f591c?)
	/usr/local/go/src/runtime/proc.go:398 +0xce fp=0xc0008f57c0 sp=0xc0008f57a0 pc=0x43d66e
runtime.selectgo(0xc0008f5978, 0xc0008f5918, 0x20?, 0x0, 0x41d020?, 0x1)
	/usr/local/go/src/runtime/select.go:327 +0x725 fp=0xc0008f58e0 sp=0xc0008f57c0 pc=0x44dac5
github.com/google/syzkaller/pkg/ipc.(*command).handshake(0xc00077ac80)
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:705 +0x1d3 fp=0xc0008f59a8 sp=0xc0008f58e0 pc=0xa14c73
github.com/google/syzkaller/pkg/ipc.(*Env).makeCommand(0xc000155680, 0xc0006242d0, {0xbda86e?, 0x0?})
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:653 +0xc52 fp=0xc0008f5c20 sp=0xc0008f59a8 pc=0xa14352
github.com/google/syzkaller/pkg/ipc.(*Env).RestartIfNeeded(0xc000155680, 0xc0006242d0)
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:313 +0xce fp=0xc0008f5c50 sp=0xc0008f5c20 pc=0xa11ace
main.(*Proc).executeProgram(0xc0000b6858, 0xc00013c9a0, 0xc0008f5df0?)
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/proc.go:120 +0x6f fp=0xc0008f5db8 sp=0xc0008f5c50 pc=0xa1b2ef
main.(*Proc).execute(0xc0000b6858?, 0xc00013c9a0, 0xc0004283d0?)
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/proc.go:103 +0x33 fp=0xc0008f5e00 sp=0xc0008f5db8 pc=0xa1b1b3
main.(*Proc).loop(0xc0000b6858)
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/proc.go:46 +0xcc fp=0xc0008f5fc8 sp=0xc0008f5e00 pc=0xa1aa2c
main.startProc.func1()
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/proc.go:37 +0x25 fp=0xc0008f5fe0 sp=0xc0008f5fc8 pc=0xa1a925
runtime.goexit()
	/usr/local/go/src/runtime/asm_amd64.s:1650 +0x1 fp=0xc0008f5fe8 sp=0xc0008f5fe0 pc=0x46f7c1
created by main.startProc in goroutine 1
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/proc.go:37 +0x116

goroutine 762 [chan send]:
runtime.gopark(0x0?, 0xc0001496d8?, 0x25?, 0x38?, 0x0?)
	/usr/local/go/src/runtime/proc.go:398 +0xce fp=0xc0001496b8 sp=0xc000149698 pc=0x43d66e
runtime.chansend(0xc000345c20, 0xd538b0, 0x1, 0xc000149730?)
	/usr/local/go/src/runtime/chan.go:259 +0x3a5 fp=0xc000149728 sp=0xc0001496b8 pc=0x408745
runtime.chansend1(0xc0001497b0?, 0xd652a8?)
	/usr/local/go/src/runtime/chan.go:145 +0x17 fp=0xc000149758 sp=0xc000149728 pc=0x408397
github.com/google/syzkaller/pkg/ipc.(*command).exec.func1()
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:757 +0xdc fp=0xc0001497e0 sp=0xc000149758 pc=0xa15b5c
runtime.goexit()
	/usr/local/go/src/runtime/asm_amd64.s:1650 +0x1 fp=0xc0001497e8 sp=0xc0001497e0 pc=0x46f7c1
created by github.com/google/syzkaller/pkg/ipc.(*command).exec in goroutine 27
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:752 +0x2f9

goroutine 30 [IO wait]:
runtime.gopark(0xc0007c1890?, 0xc0007c1890?, 0x7d?, 0xeb?, 0xc0007c18e8?)
	/usr/local/go/src/runtime/proc.go:398 +0xce fp=0xc0007c1878 sp=0xc0007c1858 pc=0x43d66e
runtime.netpollblock(0xc0007e62f4?, 0x407ce6?, 0x0?)
	/usr/local/go/src/runtime/netpoll.go:564 +0xf7 fp=0xc0007c18b0 sp=0xc0007c1878 pc=0x436a17
internal/poll.runtime_pollWait(0x7f7fb0fec190, 0x72)
	/usr/local/go/src/runtime/netpoll.go:343 +0x85 fp=0xc0007c18d0 sp=0xc0007c18b0 pc=0x469f85
internal/poll.(*pollDesc).wait(0xc0006e0ba0?, 0xc0007e62f4?, 0x1)
	/usr/local/go/src/internal/poll/fd_poll_runtime.go:84 +0x27 fp=0xc0007c18f8 sp=0xc0007c18d0 pc=0x4d8a07
internal/poll.(*pollDesc).waitRead(...)
	/usr/local/go/src/internal/poll/fd_poll_runtime.go:89
internal/poll.(*FD).Read(0xc0006e0ba0, {0xc0007e62f4, 0xc, 0xc})
	/usr/local/go/src/internal/poll/fd_unix.go:164 +0x27a fp=0xc0007c1990 sp=0xc0007c18f8 pc=0x4d9cfa
os.(*File).read(...)
	/usr/local/go/src/os/file_posix.go:29
os.(*File).Read(0xc0004282c0, {0xc0007e62f4?, 0xc0007c1a08?, 0x410365?})
	/usr/local/go/src/os/file.go:118 +0x52 fp=0xc0007c19d0 sp=0xc0007c1990 pc=0x4e3ad2
io.ReadAtLeast({0xd5f300, 0xc0004282c0}, {0xc0007e62f4, 0xc, 0xc}, 0xc)
	/usr/local/go/src/io/io.go:335 +0x90 fp=0xc0007c1a18 sp=0xc0007c19d0 pc=0x4b4a50
io.ReadFull(...)
	/usr/local/go/src/io/io.go:354
github.com/google/syzkaller/pkg/ipc.(*command).exec(0xc00077a880, 0xc0000cd578?)
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:769 +0x3c5 fp=0xc0007c1bc0 sp=0xc0007c1a18 pc=0xa15405
github.com/google/syzkaller/pkg/ipc.(*Env).ExecProg(0xc000155700, 0x221?, {0xc0000ca6e0, 0x15c, 0x0?})
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:260 +0x10c fp=0xc0007c1c50 sp=0xc0007c1bc0 pc=0xa1180c
main.(*Proc).executeProgram(0xc0000b6870, 0xc0007e2b60, 0xc0007c1df0?)
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/proc.go:123 +0xe5 fp=0xc0007c1db8 sp=0xc0007c1c50 pc=0xa1b365
main.(*Proc).execute(0xc0000b6870?, 0xc0007e2b60, 0xc000428288?)
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/proc.go:103 +0x33 fp=0xc0007c1e00 sp=0xc0007c1db8 pc=0xa1b1b3
main.(*Proc).loop(0xc0000b6870)
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/proc.go:46 +0xcc fp=0xc0007c1fc8 sp=0xc0007c1e00 pc=0xa1aa2c
main.startProc.func1()
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/proc.go:37 +0x25 fp=0xc0007c1fe0 sp=0xc0007c1fc8 pc=0xa1a925
runtime.goexit()
	/usr/local/go/src/runtime/asm_amd64.s:1650 +0x1 fp=0xc0007c1fe8 sp=0xc0007c1fe0 pc=0x46f7c1
created by main.startProc in goroutine 1
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/proc.go:37 +0x116

goroutine 28 [IO wait]:
runtime.gopark(0xc0008f3890?, 0xc0008f3890?, 0x7d?, 0xeb?, 0xc0008f38e8?)
	/usr/local/go/src/runtime/proc.go:398 +0xce fp=0xc0008f3878 sp=0xc0008f3858 pc=0x43d66e
runtime.netpollblock(0xc0007e6090?, 0x407ce6?, 0x0?)
	/usr/local/go/src/runtime/netpoll.go:564 +0xf7 fp=0xc0008f38b0 sp=0xc0008f3878 pc=0x436a17
internal/poll.runtime_pollWait(0x7f7fb1032998, 0x72)
	/usr/local/go/src/runtime/netpoll.go:343 +0x85 fp=0xc0008f38d0 sp=0xc0008f38b0 pc=0x469f85
internal/poll.(*pollDesc).wait(0xc0006b30e0?, 0xc0007e6090?, 0x1)
	/usr/local/go/src/internal/poll/fd_poll_runtime.go:84 +0x27 fp=0xc0008f38f8 sp=0xc0008f38d0 pc=0x4d8a07
internal/poll.(*pollDesc).waitRead(...)
	/usr/local/go/src/internal/poll/fd_poll_runtime.go:89
internal/poll.(*FD).Read(0xc0006b30e0, {0xc0007e6090, 0xc, 0xc})
	/usr/local/go/src/internal/poll/fd_unix.go:164 +0x27a fp=0xc0008f3990 sp=0xc0008f38f8 pc=0x4d9cfa
os.(*File).read(...)
	/usr/local/go/src/os/file_posix.go:29
os.(*File).Read(0xc000018818, {0xc0007e6090?, 0xc0008f3a08?, 0x410365?})
	/usr/local/go/src/os/file.go:118 +0x52 fp=0xc0008f39d0 sp=0xc0008f3990 pc=0x4e3ad2
io.ReadAtLeast({0xd5f300, 0xc000018818}, {0xc0007e6090, 0xc, 0xc}, 0xc)
	/usr/local/go/src/io/io.go:335 +0x90 fp=0xc0008f3a18 sp=0xc0008f39d0 pc=0x4b4a50
io.ReadFull(...)
	/usr/local/go/src/io/io.go:354
github.com/google/syzkaller/pkg/ipc.(*command).exec(0xc000154e80, 0xc000624018?)
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:769 +0x3c5 fp=0xc0008f3bc0 sp=0xc0008f3a18 pc=0xa15405
github.com/google/syzkaller/pkg/ipc.(*Env).ExecProg(0xc000155600, 0x20a?, {0xc000245200, 0x80e, 0x0?})
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:260 +0x10c fp=0xc0008f3c50 sp=0xc0008f3bc0 pc=0xa1180c
main.(*Proc).executeProgram(0xc0000b6840, 0xc00013c000, 0xc0008f3df0?)
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/proc.go:123 +0xe5 fp=0xc0008f3db8 sp=0xc0008f3c50 pc=0xa1b365
main.(*Proc).execute(0xc0000b6840?, 0xc00013c000, 0xc0004280b8?)
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/proc.go:103 +0x33 fp=0xc0008f3e00 sp=0xc0008f3db8 pc=0xa1b1b3
main.(*Proc).loop(0xc0000b6840)
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/proc.go:46 +0xcc fp=0xc0008f3fc8 sp=0xc0008f3e00 pc=0xa1aa2c
main.startProc.func1()
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/proc.go:37 +0x25 fp=0xc0008f3fe0 sp=0xc0008f3fc8 pc=0xa1a925
runtime.goexit()
	/usr/local/go/src/runtime/asm_amd64.s:1650 +0x1 fp=0xc0008f3fe8 sp=0xc0008f3fe0 pc=0x46f7c1
created by main.startProc in goroutine 1
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/proc.go:37 +0x116

goroutine 32 [IO wait]:
runtime.gopark(0xc0007c3890?, 0xc0007c3890?, 0x7d?, 0xeb?, 0xc0007c38e8?)
	/usr/local/go/src/runtime/proc.go:398 +0xce fp=0xc0007c3878 sp=0xc0007c3858 pc=0x43d66e
runtime.netpollblock(0xc00019a530?, 0x407ce6?, 0x0?)
	/usr/local/go/src/runtime/netpoll.go:564 +0xf7 fp=0xc0007c38b0 sp=0xc0007c3878 pc=0x436a17
internal/poll.runtime_pollWait(0x7f7fb1033348, 0x72)
	/usr/local/go/src/runtime/netpoll.go:343 +0x85 fp=0xc0007c38d0 sp=0xc0007c38b0 pc=0x469f85
internal/poll.(*pollDesc).wait(0xc0006b2660?, 0xc00019a530?, 0x1)
	/usr/local/go/src/internal/poll/fd_poll_runtime.go:84 +0x27 fp=0xc0007c38f8 sp=0xc0007c38d0 pc=0x4d8a07
internal/poll.(*pollDesc).waitRead(...)
	/usr/local/go/src/internal/poll/fd_poll_runtime.go:89
internal/poll.(*FD).Read(0xc0006b2660, {0xc00019a530, 0xc, 0xc})
	/usr/local/go/src/internal/poll/fd_unix.go:164 +0x27a fp=0xc0007c3990 sp=0xc0007c38f8 pc=0x4d9cfa
os.(*File).read(...)
	/usr/local/go/src/os/file_posix.go:29
os.(*File).Read(0xc0000182c8, {0xc00019a530?, 0xc0007c3a08?, 0x410365?})
	/usr/local/go/src/os/file.go:118 +0x52 fp=0xc0007c39d0 sp=0xc0007c3990 pc=0x4e3ad2
io.ReadAtLeast({0xd5f300, 0xc0000182c8}, {0xc00019a530, 0xc, 0xc}, 0xc)
	/usr/local/go/src/io/io.go:335 +0x90 fp=0xc0007c3a18 sp=0xc0007c39d0 pc=0x4b4a50
io.ReadFull(...)
	/usr/local/go/src/io/io.go:354
github.com/google/syzkaller/pkg/ipc.(*command).exec(0xc000154200, 0xc000624318?)
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:769 +0x3c5 fp=0xc0007c3bc0 sp=0xc0007c3a18 pc=0xa15405
github.com/google/syzkaller/pkg/ipc.(*Env).ExecProg(0xc000155800, 0x225?, {0xc0008eaa00, 0x249, 0x0?})
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:260 +0x10c fp=0xc0007c3c50 sp=0xc0007c3bc0 pc=0xa1180c
main.(*Proc).executeProgram(0xc0000b68a0, 0xc00013ca80, 0xc0007c3df0?)
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/proc.go:123 +0xe5 fp=0xc0007c3db8 sp=0xc0007c3c50 pc=0xa1b365
main.(*Proc).execute(0xc0000b68a0?, 0xc00013ca80, 0xc0000187f8?)
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/proc.go:103 +0x33 fp=0xc0007c3e00 sp=0xc0007c3db8 pc=0xa1b1b3
main.(*Proc).loop(0xc0000b68a0)
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/proc.go:46 +0xcc fp=0xc0007c3fc8 sp=0xc0007c3e00 pc=0xa1aa2c
main.startProc.func1()
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/proc.go:37 +0x25 fp=0xc0007c3fe0 sp=0xc0007c3fc8 pc=0xa1a925
runtime.goexit()
	/usr/local/go/src/runtime/asm_amd64.s:1650 +0x1 fp=0xc0007c3fe8 sp=0xc0007c3fe0 pc=0x46f7c1
created by main.startProc in goroutine 1
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/proc.go:37 +0x116

goroutine 334 [syscall, 2 minutes]:
syscall.Syscall6(0x1e1, 0x1, 0xa36, 0xc000148e6c, 0x10020, 0x0, 0x0)
	/usr/local/go/src/syscall/asm_unix_amd64.s:39 +0x9 fp=0xc000148e18 sp=0xc000148e08 pc=0x4beba9
os.wait6(0x416efc?, 0xc000148ec8?, 0x46b805?)
	/usr/local/go/src/os/wait6_netbsd.go:16 +0x4c fp=0xc000148e88 sp=0xc000148e18 pc=0x4e910c
os.(*Process).blockUntilWaitable(0xc00003ac30)
	/usr/local/go/src/os/wait_wait6.go:20 +0x30 fp=0xc000148eb8 sp=0xc000148e88 pc=0x4e9190
os.(*Process).wait(0xc00003ac30)
	/usr/local/go/src/os/exec_unix.go:22 +0x25 fp=0xc000148f18 sp=0xc000148eb8 pc=0x4e3345
os.(*Process).Wait(...)
	/usr/local/go/src/os/exec.go:134
os/exec.(*Cmd).Wait(0xc0003269a0)
	/usr/local/go/src/os/exec/exec.go:890 +0x45 fp=0xc000148f80 sp=0xc000148f18 pc=0x795f05
github.com/google/syzkaller/pkg/ipc.(*Env).makeCommand.func3(0xc00077a400)
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:640 +0x28 fp=0xc000148fc8 sp=0xc000148f80 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=0xc000148fe0 sp=0xc000148fc8 pc=0xa14507
runtime.goexit()
	/usr/local/go/src/runtime/asm_amd64.s:1650 +0x1 fp=0xc000148fe8 sp=0xc000148fe0 pc=0x46f7c1
created by github.com/google/syzkaller/pkg/ipc.(*Env).makeCommand in goroutine 31
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:639 +0xc0d

goroutine 890 [syscall]:
syscall.Syscall6(0x1e1, 0x1, 0x1454, 0xc000057e6c, 0x10020, 0x0, 0x0)
	/usr/local/go/src/syscall/asm_unix_amd64.s:39 +0x9 fp=0xc000057e18 sp=0xc000057e08 pc=0x4beba9
os.wait6(0xc0000e4400?, 0x43d66e?, 0x0?)
	/usr/local/go/src/os/wait6_netbsd.go:16 +0x4c fp=0xc000057e88 sp=0xc000057e18 pc=0x4e910c
os.(*Process).blockUntilWaitable(0xc0007905a0)
	/usr/local/go/src/os/wait_wait6.go:20 +0x30 fp=0xc000057eb8 sp=0xc000057e88 pc=0x4e9190
os.(*Process).wait(0xc0007905a0)
	/usr/local/go/src/os/exec_unix.go:22 +0x25 fp=0xc000057f18 sp=0xc000057eb8 pc=0x4e3345
os.(*Process).Wait(...)
	/usr/local/go/src/os/exec.go:134
os/exec.(*Cmd).Wait(0xc000326160)
	/usr/local/go/src/os/exec/exec.go:890 +0x45 fp=0xc000057f80 sp=0xc000057f18 pc=0x795f05
github.com/google/syzkaller/pkg/ipc.(*Env).makeCommand.func3(0xc00077ac80)
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:640 +0x28 fp=0xc000057fc8 sp=0xc000057f80 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=0xc000057fe0 sp=0xc000057fc8 pc=0xa14507
runtime.goexit()
	/usr/local/go/src/runtime/asm_amd64.s:1650 +0x1 fp=0xc000057fe8 sp=0xc000057fe0 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 846 [IO wait]:
runtime.gopark(0xc000052618?, 0xc000052618?, 0x7d?, 0xeb?, 0xc000052670?)
	/usr/local/go/src/runtime/proc.go:398 +0xce fp=0xc000052600 sp=0xc0000525e0 pc=0x43d66e
runtime.netpollblock(0xc0004e2000?, 0x407ce6?, 0x0?)
	/usr/local/go/src/runtime/netpoll.go:564 +0xf7 fp=0xc000052638 sp=0xc000052600 pc=0x436a17
internal/poll.runtime_pollWait(0x7f7fb1033250, 0x72)
	/usr/local/go/src/runtime/netpoll.go:343 +0x85 fp=0xc000052658 sp=0xc000052638 pc=0x469f85
internal/poll.(*pollDesc).wait(0xc0006b25a0?, 0xc0004e2000?, 0x1)
	/usr/local/go/src/internal/poll/fd_poll_runtime.go:84 +0x27 fp=0xc000052680 sp=0xc000052658 pc=0x4d8a07
internal/poll.(*pollDesc).waitRead(...)
	/usr/local/go/src/internal/poll/fd_poll_runtime.go:89
internal/poll.(*FD).Read(0xc0006b25a0, {0xc0004e2000, 0x20000, 0x20000})
	/usr/local/go/src/internal/poll/fd_unix.go:164 +0x27a fp=0xc000052718 sp=0xc000052680 pc=0x4d9cfa
os.(*File).read(...)
	/usr/local/go/src/os/file_posix.go:29
os.(*File).Read(0xc0000182a8, {0xc0004e2000?, 0x4c9fcf?, 0x0?})
	/usr/local/go/src/os/file.go:118 +0x52 fp=0xc000052758 sp=0xc000052718 pc=0x4e3ad2
github.com/google/syzkaller/pkg/ipc.(*Env).makeCommand.func2(0xc000154200)
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:617 +0x89 fp=0xc0000527c8 sp=0xc000052758 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=0xc0000527e0 sp=0xc0000527c8 pc=0xa14607
runtime.goexit()
	/usr/local/go/src/runtime/asm_amd64.s:1650 +0x1 fp=0xc0000527e8 sp=0xc0000527e0 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 333 [IO wait]:
runtime.gopark(0xc000146e18?, 0xc000146e18?, 0x7d?, 0xeb?, 0xc000146e70?)
	/usr/local/go/src/runtime/proc.go:398 +0xce fp=0xc000146e00 sp=0xc000146de0 pc=0x43d66e
runtime.netpollblock(0xc000701a19?, 0x407ce6?, 0x0?)
	/usr/local/go/src/runtime/netpoll.go:564 +0xf7 fp=0xc000146e38 sp=0xc000146e00 pc=0x436a17
internal/poll.runtime_pollWait(0x7f7fb0fecc38, 0x72)
	/usr/local/go/src/runtime/netpoll.go:343 +0x85 fp=0xc000146e58 sp=0xc000146e38 pc=0x469f85
internal/poll.(*pollDesc).wait(0xc0003b7ce0?, 0xc000701a19?, 0x1)
	/usr/local/go/src/internal/poll/fd_poll_runtime.go:84 +0x27 fp=0xc000146e80 sp=0xc000146e58 pc=0x4d8a07
internal/poll.(*pollDesc).waitRead(...)
	/usr/local/go/src/internal/poll/fd_poll_runtime.go:89
internal/poll.(*FD).Read(0xc0003b7ce0, {0xc000701a19, 0x1e5e7, 0x1e5e7})
	/usr/local/go/src/internal/poll/fd_unix.go:164 +0x27a fp=0xc000146f18 sp=0xc000146e80 pc=0x4d9cfa
os.(*File).read(...)
	/usr/local/go/src/os/file_posix.go:29
os.(*File).Read(0xc0000184f0, {0xc000701a19?, 0x4c9fcf?, 0xc000146fb8?})
	/usr/local/go/src/os/file.go:118 +0x52 fp=0xc000146f58 sp=0xc000146f18 pc=0x4e3ad2
github.com/google/syzkaller/pkg/ipc.(*Env).makeCommand.func2(0xc00077a400)
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:617 +0x89 fp=0xc000146fc8 sp=0xc000146f58 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=0xc000146fe0 sp=0xc000146fc8 pc=0xa14607
runtime.goexit()
	/usr/local/go/src/runtime/asm_amd64.s:1650 +0x1 fp=0xc000146fe8 sp=0xc000146fe0 pc=0x46f7c1
created by github.com/google/syzkaller/pkg/ipc.(*Env).makeCommand in goroutine 31
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:611 +0xa05

goroutine 854 [select]:
runtime.gopark(0xc000372fb0?, 0x2?, 0xe?, 0x4?, 0xc000372f8c?)
	/usr/local/go/src/runtime/proc.go:398 +0xce fp=0xc000372e38 sp=0xc000372e18 pc=0x43d66e
runtime.selectgo(0xc000372fb0, 0xc000372f88, 0xc0007e6360?, 0x0, 0x4?, 0x1)
	/usr/local/go/src/runtime/select.go:327 +0x725 fp=0xc000372f58 sp=0xc000372e38 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=0xc000372fe0 sp=0xc000372f58 pc=0xa15af7
runtime.goexit()
	/usr/local/go/src/runtime/asm_amd64.s:1650 +0x1 fp=0xc000372fe8 sp=0xc000372fe0 pc=0x46f7c1
created by github.com/google/syzkaller/pkg/ipc.(*command).exec in goroutine 28
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:752 +0x2f9

goroutine 886 [IO wait]:
runtime.gopark(0xc000373e18?, 0xc000373e18?, 0x7d?, 0xeb?, 0xc000373e70?)
	/usr/local/go/src/runtime/proc.go:398 +0xce fp=0xc000373e00 sp=0xc000373de0 pc=0x43d66e
runtime.netpollblock(0xc0005da000?, 0x407ce6?, 0x0?)
	/usr/local/go/src/runtime/netpoll.go:564 +0xf7 fp=0xc000373e38 sp=0xc000373e00 pc=0x436a17
internal/poll.runtime_pollWait(0x7f7fb1033158, 0x72)
	/usr/local/go/src/runtime/netpoll.go:343 +0x85 fp=0xc000373e58 sp=0xc000373e38 pc=0x469f85
internal/poll.(*pollDesc).wait(0xc0006e0ae0?, 0xc0005da000?, 0x1)
	/usr/local/go/src/internal/poll/fd_poll_runtime.go:84 +0x27 fp=0xc000373e80 sp=0xc000373e58 pc=0x4d8a07
internal/poll.(*pollDesc).waitRead(...)
	/usr/local/go/src/internal/poll/fd_poll_runtime.go:89
internal/poll.(*FD).Read(0xc0006e0ae0, {0xc0005da000, 0x20000, 0x20000})
	/usr/local/go/src/internal/poll/fd_unix.go:164 +0x27a fp=0xc000373f18 sp=0xc000373e80 pc=0x4d9cfa
os.(*File).read(...)
	/usr/local/go/src/os/file_posix.go:29
os.(*File).Read(0xc0004282b0, {0xc0005da000?, 0x4c9fcf?, 0xc000373fb8?})
	/usr/local/go/src/os/file.go:118 +0x52 fp=0xc000373f58 sp=0xc000373f18 pc=0x4e3ad2
github.com/google/syzkaller/pkg/ipc.(*Env).makeCommand.func2(0xc00077a880)
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:617 +0x89 fp=0xc000373fc8 sp=0xc000373f58 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=0xc000373fe0 sp=0xc000373fc8 pc=0xa14607
runtime.goexit()
	/usr/local/go/src/runtime/asm_amd64.s:1650 +0x1 fp=0xc000373fe8 sp=0xc000373fe0 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 832 [IO wait]:
runtime.gopark(0xc000142e18?, 0xc000142e18?, 0x7d?, 0xeb?, 0xc000142e70?)
	/usr/local/go/src/runtime/proc.go:398 +0xce fp=0xc000142e00 sp=0xc000142de0 pc=0x43d66e
runtime.netpollblock(0xc0009c0000?, 0x407ce6?, 0x0?)
	/usr/local/go/src/runtime/netpoll.go:564 +0xf7 fp=0xc000142e38 sp=0xc000142e00 pc=0x436a17
internal/poll.runtime_pollWait(0x7f7fb1033060, 0x72)
	/usr/local/go/src/runtime/netpoll.go:343 +0x85 fp=0xc000142e58 sp=0xc000142e38 pc=0x469f85
internal/poll.(*pollDesc).wait(0xc0006b3020?, 0xc0009c0000?, 0x1)
	/usr/local/go/src/internal/poll/fd_poll_runtime.go:84 +0x27 fp=0xc000142e80 sp=0xc000142e58 pc=0x4d8a07
internal/poll.(*pollDesc).waitRead(...)
	/usr/local/go/src/internal/poll/fd_poll_runtime.go:89
internal/poll.(*FD).Read(0xc0006b3020, {0xc0009c0000, 0x20000, 0x20000})
	/usr/local/go/src/internal/poll/fd_unix.go:164 +0x27a fp=0xc000142f18 sp=0xc000142e80 pc=0x4d9cfa
os.(*File).read(...)
	/usr/local/go/src/os/file_posix.go:29
os.(*File).Read(0xc000018808, {0xc0009c0000?, 0x4c9fcf?, 0xc000142fb8?})
	/usr/local/go/src/os/file.go:118 +0x52 fp=0xc000142f58 sp=0xc000142f18 pc=0x4e3ad2
github.com/google/syzkaller/pkg/ipc.(*Env).makeCommand.func2(0xc000154e80)
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:617 +0x89 fp=0xc000142fc8 sp=0xc000142f58 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=0xc000142fe0 sp=0xc000142fc8 pc=0xa14607
runtime.goexit()
	/usr/local/go/src/runtime/asm_amd64.s:1650 +0x1 fp=0xc000142fe8 sp=0xc000142fe0 pc=0x46f7c1
created by github.com/google/syzkaller/pkg/ipc.(*Env).makeCommand in goroutine 28
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:611 +0xa05

goroutine 887 [syscall]:
syscall.Syscall6(0x1e1, 0x1, 0x12cb, 0xc000370e6c, 0x10020, 0x0, 0x0)
	/usr/local/go/src/syscall/asm_unix_amd64.s:39 +0x9 fp=0xc000370e18 sp=0xc000370e08 pc=0x4beba9
os.wait6(0x1406c20?, 0x8000000000000000?, 0x2a30face0c?)
	/usr/local/go/src/os/wait6_netbsd.go:16 +0x4c fp=0xc000370e88 sp=0xc000370e18 pc=0x4e910c
os.(*Process).blockUntilWaitable(0xc000790330)
	/usr/local/go/src/os/wait_wait6.go:20 +0x30 fp=0xc000370eb8 sp=0xc000370e88 pc=0x4e9190
os.(*Process).wait(0xc000790330)
	/usr/local/go/src/os/exec_unix.go:22 +0x25 fp=0xc000370f18 sp=0xc000370eb8 pc=0x4e3345
os.(*Process).Wait(...)
	/usr/local/go/src/os/exec.go:134
os/exec.(*Cmd).Wait(0xc000326000)
	/usr/local/go/src/os/exec/exec.go:890 +0x45 fp=0xc000370f80 sp=0xc000370f18 pc=0x795f05
github.com/google/syzkaller/pkg/ipc.(*Env).makeCommand.func3(0xc00077a880)
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:640 +0x28 fp=0xc000370fc8 sp=0xc000370f80 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=0xc000370fe0 sp=0xc000370fc8 pc=0xa14507
runtime.goexit()
	/usr/local/go/src/runtime/asm_amd64.s:1650 +0x1 fp=0xc000370fe8 sp=0xc000370fe0 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 735 [IO wait]:
runtime.gopark(0xc000371618?, 0xc000371618?, 0x7d?, 0xeb?, 0xc000371670?)
	/usr/local/go/src/runtime/proc.go:398 +0xce fp=0xc000371600 sp=0xc0003715e0 pc=0x43d66e
runtime.netpollblock(0xc0008c0000?, 0x407ce6?, 0x0?)
	/usr/local/go/src/runtime/netpoll.go:564 +0xf7 fp=0xc000371638 sp=0xc000371600 pc=0x436a17
internal/poll.runtime_pollWait(0x7f7fb0fec288, 0x72)
	/usr/local/go/src/runtime/netpoll.go:343 +0x85 fp=0xc000371658 sp=0xc000371638 pc=0x469f85
internal/poll.(*pollDesc).wait(0xc0006e18c0?, 0xc0008c0000?, 0x1)
	/usr/local/go/src/internal/poll/fd_poll_runtime.go:84 +0x27 fp=0xc000371680 sp=0xc000371658 pc=0x4d8a07
internal/poll.(*pollDesc).waitRead(...)
	/usr/local/go/src/internal/poll/fd_poll_runtime.go:89
internal/poll.(*FD).Read(0xc0006e18c0, {0xc0008c0000, 0x20000, 0x20000})
	/usr/local/go/src/internal/poll/fd_unix.go:164 +0x27a fp=0xc000371718 sp=0xc000371680 pc=0x4d9cfa
os.(*File).read(...)
	/usr/local/go/src/os/file_posix.go:29
os.(*File).Read(0xc000018898, {0xc0008c0000?, 0x4c9fcf?, 0xc0003717b8?})
	/usr/local/go/src/os/file.go:118 +0x52 fp=0xc000371758 sp=0xc000371718 pc=0x4e3ad2
github.com/google/syzkaller/pkg/ipc.(*Env).makeCommand.func2(0xc00077ad80)
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:617 +0x89 fp=0xc0003717c8 sp=0xc000371758 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=0xc0003717e0 sp=0xc0003717c8 pc=0xa14607
runtime.goexit()
	/usr/local/go/src/runtime/asm_amd64.s:1650 +0x1 fp=0xc0003717e8 sp=0xc0003717e0 pc=0x46f7c1
created by github.com/google/syzkaller/pkg/ipc.(*Env).makeCommand in goroutine 27
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:611 +0xa05

goroutine 836 [syscall]:
syscall.Syscall6(0x1e1, 0x1, 0x13ba, 0xc00037266c, 0x10020, 0x0, 0x0)
	/usr/local/go/src/syscall/asm_unix_amd64.s:39 +0x9 fp=0xc000372618 sp=0xc000372608 pc=0x4beba9
os.wait6(0xc000017380?, 0x408b00?, 0xc000017380?)
	/usr/local/go/src/os/wait6_netbsd.go:16 +0x4c fp=0xc000372688 sp=0xc000372618 pc=0x4e910c
os.(*Process).blockUntilWaitable(0xc000790a80)
	/usr/local/go/src/os/wait_wait6.go:20 +0x30 fp=0xc0003726b8 sp=0xc000372688 pc=0x4e9190
os.(*Process).wait(0xc000790a80)
	/usr/local/go/src/os/exec_unix.go:22 +0x25 fp=0xc000372718 sp=0xc0003726b8 pc=0x4e3345
os.(*Process).Wait(...)
	/usr/local/go/src/os/exec.go:134
os/exec.(*Cmd).Wait(0xc00089e6e0)
	/usr/local/go/src/os/exec/exec.go:890 +0x45 fp=0xc000372780 sp=0xc000372718 pc=0x795f05
github.com/google/syzkaller/pkg/ipc.(*Env).makeCommand.func3(0xc000154e80)
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:640 +0x28 fp=0xc0003727c8 sp=0xc000372780 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=0xc0003727e0 sp=0xc0003727c8 pc=0xa14507
runtime.goexit()
	/usr/local/go/src/runtime/asm_amd64.s:1650 +0x1 fp=0xc0003727e8 sp=0xc0003727e0 pc=0x46f7c1
created by github.com/google/syzkaller/pkg/ipc.(*Env).makeCommand in goroutine 28
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:639 +0xc0d

goroutine 891 [IO wait]:
runtime.gopark(0xc000421dd0?, 0xc000421dd0?, 0x7d?, 0xeb?, 0xc000421e28?)
	/usr/local/go/src/runtime/proc.go:398 +0xce fp=0xc000421db8 sp=0xc000421d98 pc=0x43d66e
runtime.netpollblock(0xc0007e62f0?, 0x407ce6?, 0x0?)
	/usr/local/go/src/runtime/netpoll.go:564 +0xf7 fp=0xc000421df0 sp=0xc000421db8 pc=0x436a17
internal/poll.runtime_pollWait(0x7f7fb0fec570, 0x72)
	/usr/local/go/src/runtime/netpoll.go:343 +0x85 fp=0xc000421e10 sp=0xc000421df0 pc=0x469f85
internal/poll.(*pollDesc).wait(0xc0006e10e0?, 0xc0007e62f0?, 0x1)
	/usr/local/go/src/internal/poll/fd_poll_runtime.go:84 +0x27 fp=0xc000421e38 sp=0xc000421e10 pc=0x4d8a07
internal/poll.(*pollDesc).waitRead(...)
	/usr/local/go/src/internal/poll/fd_poll_runtime.go:89
internal/poll.(*FD).Read(0xc0006e10e0, {0xc0007e62f0, 0x4, 0x4})
	/usr/local/go/src/internal/poll/fd_unix.go:164 +0x27a fp=0xc000421ed0 sp=0xc000421e38 pc=0x4d9cfa
os.(*File).read(...)
	/usr/local/go/src/os/file_posix.go:29
os.(*File).Read(0xc000428408, {0xc0007e62f0?, 0xc000421f48?, 0x410365?})
	/usr/local/go/src/os/file.go:118 +0x52 fp=0xc000421f10 sp=0xc000421ed0 pc=0x4e3ad2
io.ReadAtLeast({0xd5f300, 0xc000428408}, {0xc0007e62f0, 0x4, 0x4}, 0x4)
	/usr/local/go/src/io/io.go:335 +0x90 fp=0xc000421f58 sp=0xc000421f10 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=0xc000421fe0 sp=0xc000421f58 pc=0xa14d9e
runtime.goexit()
	/usr/local/go/src/runtime/asm_amd64.s:1650 +0x1 fp=0xc000421fe8 sp=0xc000421fe0 pc=0x46f7c1
created by github.com/google/syzkaller/pkg/ipc.(*command).handshake in goroutine 29
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:690 +0x14d

goroutine 892 [select]:
runtime.gopark(0xc0004227b0?, 0x2?, 0xe?, 0x15?, 0xc00042278c?)
	/usr/local/go/src/runtime/proc.go:398 +0xce fp=0xc000422638 sp=0xc000422618 pc=0x43d66e
runtime.selectgo(0xc0004227b0, 0xc000422788, 0xc0007e63c8?, 0x0, 0x4?, 0x1)
	/usr/local/go/src/runtime/select.go:327 +0x725 fp=0xc000422758 sp=0xc000422638 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=0xc0004227e0 sp=0xc000422758 pc=0xa15af7
runtime.goexit()
	/usr/local/go/src/runtime/asm_amd64.s:1650 +0x1 fp=0xc0004227e8 sp=0xc0004227e0 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

goroutine 848 [syscall]:
syscall.Syscall6(0x1e1, 0x1, 0x13b9, 0xc00041f66c, 0x10020, 0x0, 0x0)
	/usr/local/go/src/syscall/asm_unix_amd64.s:39 +0x9 fp=0xc00041f618 sp=0xc00041f608 pc=0x4beba9
os.wait6(0xffffffff837b5bf7?, 0xffffffff837b586b?, 0xffffffff837b5478?)
	/usr/local/go/src/os/wait6_netbsd.go:16 +0x4c fp=0xc00041f688 sp=0xc00041f618 pc=0x4e910c
os.(*Process).blockUntilWaitable(0xc00003a3f0)
	/usr/local/go/src/os/wait_wait6.go:20 +0x30 fp=0xc00041f6b8 sp=0xc00041f688 pc=0x4e9190
os.(*Process).wait(0xc00003a3f0)
	/usr/local/go/src/os/exec_unix.go:22 +0x25 fp=0xc00041f718 sp=0xc00041f6b8 pc=0x4e3345
os.(*Process).Wait(...)
	/usr/local/go/src/os/exec.go:134
os/exec.(*Cmd).Wait(0xc00089e000)
	/usr/local/go/src/os/exec/exec.go:890 +0x45 fp=0xc00041f780 sp=0xc00041f718 pc=0x795f05
github.com/google/syzkaller/pkg/ipc.(*Env).makeCommand.func3(0xc000154200)
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:640 +0x28 fp=0xc00041f7c8 sp=0xc00041f780 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=0xc00041f7e0 sp=0xc00041f7c8 pc=0xa14507
runtime.goexit()
	/usr/local/go/src/runtime/asm_amd64.s:1650 +0x1 fp=0xc00041f7e8 sp=0xc00041f7e0 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 889 [IO wait]:
runtime.gopark(0xc000422e18?, 0xc000422e18?, 0x7d?, 0xeb?, 0xc000422e70?)
	/usr/local/go/src/runtime/proc.go:398 +0xce fp=0xc000422e00 sp=0xc000422de0 pc=0x43d66e
runtime.netpollblock(0xc0006b4000?, 0x407ce6?, 0x0?)
	/usr/local/go/src/runtime/netpoll.go:564 +0xf7 fp=0xc000422e38 sp=0xc000422e00 pc=0x436a17
internal/poll.runtime_pollWait(0x7f7fb0fec668, 0x72)
	/usr/local/go/src/runtime/netpoll.go:343 +0x85 fp=0xc000422e58 sp=0xc000422e38 pc=0x469f85
internal/poll.(*pollDesc).wait(0xc0006e1020?, 0xc0006b4000?, 0x1)
	/usr/local/go/src/internal/poll/fd_poll_runtime.go:84 +0x27 fp=0xc000422e80 sp=0xc000422e58 pc=0x4d8a07
internal/poll.(*pollDesc).waitRead(...)
	/usr/local/go/src/internal/poll/fd_poll_runtime.go:89
internal/poll.(*FD).Read(0xc0006e1020, {0xc0006b4000, 0x20000, 0x20000})
	/usr/local/go/src/internal/poll/fd_unix.go:164 +0x27a fp=0xc000422f18 sp=0xc000422e80 pc=0x4d9cfa
os.(*File).read(...)
	/usr/local/go/src/os/file_posix.go:29
os.(*File).Read(0xc0004283f8, {0xc0006b4000?, 0xc00019a348?, 0x0?})
	/usr/local/go/src/os/file.go:118 +0x52 fp=0xc000422f58 sp=0xc000422f18 pc=0x4e3ad2
github.com/google/syzkaller/pkg/ipc.(*Env).makeCommand.func2(0xc00077ac80)
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:617 +0x89 fp=0xc000422fc8 sp=0xc000422f58 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=0xc000422fe0 sp=0xc000422fc8 pc=0xa14607
runtime.goexit()
	/usr/local/go/src/runtime/asm_amd64.s:1650 +0x1 fp=0xc000422fe8 sp=0xc000422fe0 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:611 +0xa05

goroutine 900 [select]:
runtime.gopark(0xc0004237b0?, 0x2?, 0x60?, 0x3e?, 0xc00042378c?)
	/usr/local/go/src/runtime/proc.go:398 +0xce fp=0xc000423638 sp=0xc000423618 pc=0x43d66e
runtime.selectgo(0xc0004237b0, 0xc000423788, 0xffffffff83256eb2?, 0x0, 0xffffffff83af9f77?, 0x1)
	/usr/local/go/src/runtime/select.go:327 +0x725 fp=0xc000423758 sp=0xc000423638 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=0xc0004237e0 sp=0xc000423758 pc=0xa15af7
runtime.goexit()
	/usr/local/go/src/runtime/asm_amd64.s:1650 +0x1 fp=0xc0004237e8 sp=0xc0004237e0 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