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

goroutine 24 [running]:
runtime.throw({0xbdc158?, 0x0?})
	/usr/local/go/src/runtime/panic.go:1077 +0x5c fp=0xc0003bdb58 sp=0xc0003bdb28 pc=0x43a81c
runtime.sigpanic()
	/usr/local/go/src/runtime/signal_unix.go:875 +0x285 fp=0xc0003bdbb8 sp=0xc0003bdb58 pc=0x451585
runtime.memmove()
	/usr/local/go/src/runtime/memmove_amd64.s:375 +0x43c fp=0xc0003bdbc0 sp=0xc0003bdbb8 pc=0x4709fc
github.com/google/syzkaller/pkg/ipc.(*Env).ExecProg(0xc0003ce200, 0x3b6?, {0xc000476000, 0x98dd, 0x0?})
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:247 +0x85 fp=0xc0003bdc50 sp=0xc0003bdbc0 pc=0xa11785
main.(*Proc).executeProgram(0xc000010708, 0xc0005f52d0, 0xc0003bddf0?)
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/proc.go:123 +0xe5 fp=0xc0003bddb8 sp=0xc0003bdc50 pc=0xa1b365
main.(*Proc).execute(0xc000010708?, 0xc0005f52d0, 0xc00005b630?)
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/proc.go:103 +0x33 fp=0xc0003bde00 sp=0xc0003bddb8 pc=0xa1b1b3
main.(*Proc).loop(0xc000010708)
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/proc.go:46 +0xcc fp=0xc0003bdfc8 sp=0xc0003bde00 pc=0xa1aa2c
main.startProc.func1()
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/proc.go:37 +0x25 fp=0xc0003bdfe0 sp=0xc0003bdfc8 pc=0xa1a925
runtime.goexit()
	/usr/local/go/src/runtime/asm_amd64.s:1650 +0x1 fp=0xc0003bdfe8 sp=0xc0003bdfe0 pc=0x46f7c1
created by main.startProc in goroutine 1
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/proc.go:37 +0x116

goroutine 1 [IO wait]:
runtime.gopark(0xc0003c1740?, 0xc0003c1740?, 0x7d?, 0xeb?, 0xc0003c1798?)
	/usr/local/go/src/runtime/proc.go:398 +0xce fp=0xc0003c1728 sp=0xc0003c1708 pc=0x43d66e
runtime.netpollblock(0xc0004ec000?, 0x407ce6?, 0x0?)
	/usr/local/go/src/runtime/netpoll.go:564 +0xf7 fp=0xc0003c1760 sp=0xc0003c1728 pc=0x436a17
internal/poll.runtime_pollWait(0x7f7fb10a4228, 0x72)
	/usr/local/go/src/runtime/netpoll.go:343 +0x85 fp=0xc0003c1780 sp=0xc0003c1760 pc=0x469f85
internal/poll.(*pollDesc).wait(0xc000438300?, 0xc0004ec000?, 0x0)
	/usr/local/go/src/internal/poll/fd_poll_runtime.go:84 +0x27 fp=0xc0003c17a8 sp=0xc0003c1780 pc=0x4d8a07
internal/poll.(*pollDesc).waitRead(...)
	/usr/local/go/src/internal/poll/fd_poll_runtime.go:89
internal/poll.(*FD).Read(0xc000438300, {0xc0004ec000, 0x61af4, 0x62000})
	/usr/local/go/src/internal/poll/fd_unix.go:164 +0x27a fp=0xc0003c1840 sp=0xc0003c17a8 pc=0x4d9cfa
net.(*netFD).Read(0xc000438300, {0xc0004ec000?, 0xc00025e400?, 0x100c0003f1b80?})
	/usr/local/go/src/net/fd_posix.go:55 +0x25 fp=0xc0003c1888 sp=0xc0003c1840 pc=0x5b8d85
net.(*conn).Read(0xc000455308, {0xc0004ec000?, 0xc000091c38?, 0x18?})
	/usr/local/go/src/net/net.go:179 +0x45 fp=0xc0003c18d0 sp=0xc0003c1888 pc=0x5c96a5
net.(*TCPConn).Read(0xc0003c1960?, {0xc0004ec000?, 0xc0003c1938?, 0x40dd4c?})
	<autogenerated>:1 +0x25 fp=0xc0003c1900 sp=0xc0003c18d0 pc=0x5d9e05
io.ReadAtLeast({0x7f7fb10a4418, 0xc000455308}, {0xc0004ec000, 0x61af4, 0x62000}, 0x4)
	/usr/local/go/src/io/io.go:335 +0x90 fp=0xc0003c1948 sp=0xc0003c1900 pc=0x4b4a50
github.com/google/syzkaller/pkg/flatrpc.(*Conn).recv(0xc0000e80f0, 0xc0004ec004?)
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/flatrpc/conn.go:178 +0x1a5 fp=0xc0003c19e0 sp=0xc0003c1948 pc=0x8d4b65
github.com/google/syzkaller/pkg/flatrpc.Recv[...](0xc0000e80f0)
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/flatrpc/conn.go:152 +0xb3 fp=0xc0003c1a40 sp=0xc0003c19e0 pc=0xa1c6f3
main.(*FuzzerTool).handleConn(0xc0002cc500)
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/fuzzer.go:222 +0x36 fp=0xc0003c1ae8 sp=0xc0003c1a40 pc=0xa19536
main.main()
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/fuzzer.go:162 +0xec5 fp=0xc0003c1f40 sp=0xc0003c1ae8 pc=0xa19065
runtime.main()
	/usr/local/go/src/runtime/proc.go:267 +0x2bb fp=0xc0003c1fe0 sp=0xc0003c1f40 pc=0x43d1fb
runtime.goexit()
	/usr/local/go/src/runtime/asm_amd64.s:1650 +0x1 fp=0xc0003c1fe8 sp=0xc0003c1fe0 pc=0x46f7c1

goroutine 2 [force gc (idle), 7 minutes]:
runtime.gopark(0x0?, 0x0?, 0x0?, 0x0?, 0x0?)
	/usr/local/go/src/runtime/proc.go:398 +0xce fp=0xc000056fa8 sp=0xc000056f88 pc=0x43d66e
runtime.goparkunlock(...)
	/usr/local/go/src/runtime/proc.go:404
runtime.forcegchelper()
	/usr/local/go/src/runtime/proc.go:322 +0xb3 fp=0xc000056fe0 sp=0xc000056fa8 pc=0x43d4d3
runtime.goexit()
	/usr/local/go/src/runtime/asm_amd64.s:1650 +0x1 fp=0xc000056fe8 sp=0xc000056fe0 pc=0x46f7c1
created by runtime.init.6 in goroutine 1
	/usr/local/go/src/runtime/proc.go:310 +0x1a

goroutine 3 [GC sweep wait]:
runtime.gopark(0x1406001?, 0x14060c0?, 0xc?, 0x14?, 0x1?)
	/usr/local/go/src/runtime/proc.go:398 +0xce fp=0xc000057778 sp=0xc000057758 pc=0x43d66e
runtime.goparkunlock(...)
	/usr/local/go/src/runtime/proc.go:404
runtime.bgsweep(0x0?)
	/usr/local/go/src/runtime/mgcsweep.go:321 +0xdf fp=0xc0000577c8 sp=0xc000057778 pc=0x4283bf
runtime.gcenable.func1()
	/usr/local/go/src/runtime/mgc.go:200 +0x25 fp=0xc0000577e0 sp=0xc0000577c8 pc=0x41d4a5
runtime.goexit()
	/usr/local/go/src/runtime/asm_amd64.s:1650 +0x1 fp=0xc0000577e8 sp=0xc0000577e0 pc=0x46f7c1
created by runtime.gcenable in goroutine 1
	/usr/local/go/src/runtime/mgc.go:200 +0x66

goroutine 4 [GC scavenge wait]:
runtime.gopark(0xd39087?, 0x2c7e27?, 0x0?, 0x0?, 0x0?)
	/usr/local/go/src/runtime/proc.go:398 +0xce fp=0xc000057f70 sp=0xc000057f50 pc=0x43d66e
runtime.goparkunlock(...)
	/usr/local/go/src/runtime/proc.go:404
runtime.(*scavengerState).park(0x1406da0)
	/usr/local/go/src/runtime/mgcscavenge.go:425 +0x49 fp=0xc000057fa0 sp=0xc000057f70 pc=0x425c49
runtime.bgscavenge(0x0?)
	/usr/local/go/src/runtime/mgcscavenge.go:658 +0x59 fp=0xc000057fc8 sp=0xc000057fa0 pc=0x4261f9
runtime.gcenable.func2()
	/usr/local/go/src/runtime/mgc.go:201 +0x25 fp=0xc000057fe0 sp=0xc000057fc8 pc=0x41d445
runtime.goexit()
	/usr/local/go/src/runtime/asm_amd64.s:1650 +0x1 fp=0xc000057fe8 sp=0xc000057fe0 pc=0x46f7c1
created by runtime.gcenable in goroutine 1
	/usr/local/go/src/runtime/mgc.go:201 +0xa5

goroutine 5 [finalizer wait]:
runtime.gopark(0x0?, 0xcaad20?, 0x80?, 0xa4?, 0x2000000020?)
	/usr/local/go/src/runtime/proc.go:398 +0xce fp=0xc000056628 sp=0xc000056608 pc=0x43d66e
runtime.runfinq()
	/usr/local/go/src/runtime/mfinal.go:193 +0x107 fp=0xc0000567e0 sp=0xc000056628 pc=0x41c527
runtime.goexit()
	/usr/local/go/src/runtime/asm_amd64.s:1650 +0x1 fp=0xc0000567e8 sp=0xc0000567e0 pc=0x46f7c1
created by runtime.createfing in goroutine 1
	/usr/local/go/src/runtime/mfinal.go:163 +0x3d

goroutine 6 [GC worker (idle)]:
runtime.gopark(0x69e18461b2?, 0x2?, 0x7b?, 0x7d?, 0x0?)
	/usr/local/go/src/runtime/proc.go:398 +0xce fp=0xc000058750 sp=0xc000058730 pc=0x43d66e
runtime.gcBgMarkWorker()
	/usr/local/go/src/runtime/mgc.go:1293 +0xe5 fp=0xc0000587e0 sp=0xc000058750 pc=0x41f025
runtime.goexit()
	/usr/local/go/src/runtime/asm_amd64.s:1650 +0x1 fp=0xc0000587e8 sp=0xc0000587e0 pc=0x46f7c1
created by runtime.gcBgMarkStartWorkers in goroutine 1
	/usr/local/go/src/runtime/mgc.go:1217 +0x1c

goroutine 7 [GC worker (idle)]:
runtime.gopark(0x1438640?, 0x2?, 0x32?, 0x3e?, 0x0?)
	/usr/local/go/src/runtime/proc.go:398 +0xce fp=0xc000058f50 sp=0xc000058f30 pc=0x43d66e
runtime.gcBgMarkWorker()
	/usr/local/go/src/runtime/mgc.go:1293 +0xe5 fp=0xc000058fe0 sp=0xc000058f50 pc=0x41f025
runtime.goexit()
	/usr/local/go/src/runtime/asm_amd64.s:1650 +0x1 fp=0xc000058fe8 sp=0xc000058fe0 pc=0x46f7c1
created by runtime.gcBgMarkStartWorkers in goroutine 1
	/usr/local/go/src/runtime/mgc.go:1217 +0x1c

goroutine 8 [select]:
runtime.gopark(0xc0006bef88?, 0x3?, 0xd0?, 0x83?, 0xc0006bef72?)
	/usr/local/go/src/runtime/proc.go:398 +0xce fp=0xc0006bee18 sp=0xc0006bedf8 pc=0x43d66e
runtime.selectgo(0xc0006bef88, 0xc0006bef6c, 0xc000438280?, 0x0, 0x0?, 0x1)
	/usr/local/go/src/runtime/select.go:327 +0x725 fp=0xc0006bef38 sp=0xc0006bee18 pc=0x44dac5
go.opencensus.io/stats/view.(*worker).start(0xc000438280)
	/syzkaller/gopath/src/github.com/google/syzkaller/vendor/go.opencensus.io/stats/view/worker.go:292 +0x9f fp=0xc0006befc8 sp=0xc0006bef38 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=0xc0006befe0 sp=0xc0006befc8 pc=0x9f0bc5
runtime.goexit()
	/usr/local/go/src/runtime/asm_amd64.s:1650 +0x1 fp=0xc0006befe8 sp=0xc0006befe0 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 18 [syscall, 7 minutes]:
runtime.notetsleepg(0x44471c?, 0xc0000537d0?)
	/usr/local/go/src/runtime/lock_sema.go:294 +0x29 fp=0xc0000537a0 sp=0xc000053758 pc=0x40ea69
os/signal.signal_recv()
	/usr/local/go/src/runtime/sigqueue.go:152 +0x29 fp=0xc0000537c0 sp=0xc0000537a0 pc=0x46bf29
os/signal.loop()
	/usr/local/go/src/os/signal/signal_unix.go:23 +0x13 fp=0xc0000537e0 sp=0xc0000537c0 pc=0x7993f3
runtime.goexit()
	/usr/local/go/src/runtime/asm_amd64.s:1650 +0x1 fp=0xc0000537e8 sp=0xc0000537e0 pc=0x46f7c1
created by os/signal.Notify.func1.1 in goroutine 12
	/usr/local/go/src/os/signal/signal.go:151 +0x1f

goroutine 17 [select, 7 minutes, locked to thread]:
runtime.gopark(0xc0006bdfa8?, 0x2?, 0x9?, 0xd9?, 0xc0006bdf94?)
	/usr/local/go/src/runtime/proc.go:398 +0xce fp=0xc0006bde30 sp=0xc0006bde10 pc=0x43d66e
runtime.selectgo(0xc0006bdfa8, 0xc0006bdf90, 0x0?, 0x0, 0x0?, 0x1)
	/usr/local/go/src/runtime/select.go:327 +0x725 fp=0xc0006bdf50 sp=0xc0006bde30 pc=0x44dac5
runtime.ensureSigM.func1()
	/usr/local/go/src/runtime/signal_unix.go:1014 +0x192 fp=0xc0006bdfe0 sp=0xc0006bdf50 pc=0x4664f2
runtime.goexit()
	/usr/local/go/src/runtime/asm_amd64.s:1650 +0x1 fp=0xc0006bdfe8 sp=0xc0006bdfe0 pc=0x46f7c1
created by runtime.ensureSigM in goroutine 12
	/usr/local/go/src/runtime/signal_unix.go:997 +0xc8

goroutine 11 [chan receive]:
runtime.gopark(0xc00007a5a0?, 0xc00007cd70?, 0x8?, 0x13?, 0x8d43e0?)
	/usr/local/go/src/runtime/proc.go:398 +0xce fp=0xc0000546f8 sp=0xc0000546d8 pc=0x43d66e
runtime.chanrecv(0xc00007a600, 0xc0000547b8, 0x1)
	/usr/local/go/src/runtime/chan.go:583 +0x3cd fp=0xc000054770 sp=0xc0000546f8 pc=0x4094ad
runtime.chanrecv2(0xc0002b7200?, 0x0?)
	/usr/local/go/src/runtime/chan.go:447 +0x12 fp=0xc000054798 sp=0xc000054770 pc=0x4090d2
github.com/google/syzkaller/pkg/stats.newSet.func1()
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/stats/set.go:98 +0x66 fp=0xc0000547e0 sp=0xc000054798 pc=0x8d2f46
runtime.goexit()
	/usr/local/go/src/runtime/asm_amd64.s:1650 +0x1 fp=0xc0000547e8 sp=0xc0000547e0 pc=0x46f7c1
created by github.com/google/syzkaller/pkg/stats.newSet in goroutine 1
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/stats/set.go:97 +0xe5

goroutine 12 [chan receive, 7 minutes]:
runtime.gopark(0xc000339ee0?, 0x7990c5?, 0x1?, 0xb6?, 0xc000339f58?)
	/usr/local/go/src/runtime/proc.go:398 +0xce fp=0xc000339ec8 sp=0xc000339ea8 pc=0x43d66e
runtime.chanrecv(0xc00007a360, 0x0, 0x1)
	/usr/local/go/src/runtime/chan.go:583 +0x3cd fp=0xc000339f40 sp=0xc000339ec8 pc=0x4094ad
runtime.chanrecv1(0xc00007a360?, 0xc000339fb0?)
	/usr/local/go/src/runtime/chan.go:442 +0x12 fp=0xc000339f68 sp=0xc000339f40 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=0xc000339fe0 sp=0xc000339f68 pc=0x79a025
runtime.goexit()
	/usr/local/go/src/runtime/asm_amd64.s:1650 +0x1 fp=0xc000339fe8 sp=0xc000339fe0 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 13 [chan receive, 7 minutes]:
runtime.gopark(0x0?, 0x0?, 0x0?, 0x0?, 0x0?)
	/usr/local/go/src/runtime/proc.go:398 +0xce fp=0xc0000526f0 sp=0xc0000526d0 pc=0x43d66e
runtime.chanrecv(0xc00007e180, 0x0, 0x1)
	/usr/local/go/src/runtime/chan.go:583 +0x3cd fp=0xc000052768 sp=0xc0000526f0 pc=0x4094ad
runtime.chanrecv1(0x0?, 0x0?)
	/usr/local/go/src/runtime/chan.go:442 +0x12 fp=0xc000052790 sp=0xc000052768 pc=0x4090b2
main.main.func1()
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/fuzzer.go:76 +0x19 fp=0xc0000527e0 sp=0xc000052790 pc=0xa190b9
runtime.goexit()
	/usr/local/go/src/runtime/asm_amd64.s:1650 +0x1 fp=0xc0000527e8 sp=0xc0000527e0 pc=0x46f7c1
created by main.main in goroutine 1
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/fuzzer.go:74 +0x33b

goroutine 14 [IO wait, 7 minutes]:
runtime.gopark(0xc0006bfc10?, 0x40ffe5?, 0x18?, 0xfc?, 0x4df99d?)
	/usr/local/go/src/runtime/proc.go:398 +0xce fp=0xc0006bfba8 sp=0xc0006bfb88 pc=0x43d66e
runtime.netpollblock(0x7f7ff7eca740?, 0x407ce6?, 0x0?)
	/usr/local/go/src/runtime/netpoll.go:564 +0xf7 fp=0xc0006bfbe0 sp=0xc0006bfba8 pc=0x436a17
internal/poll.runtime_pollWait(0x7f7fb10a3d50, 0x72)
	/usr/local/go/src/runtime/netpoll.go:343 +0x85 fp=0xc0006bfc00 sp=0xc0006bfbe0 pc=0x469f85
internal/poll.(*pollDesc).wait(0xc0003ce000?, 0xc0006bfce8?, 0x0)
	/usr/local/go/src/internal/poll/fd_poll_runtime.go:84 +0x27 fp=0xc0006bfc28 sp=0xc0006bfc00 pc=0x4d8a07
internal/poll.(*pollDesc).waitRead(...)
	/usr/local/go/src/internal/poll/fd_poll_runtime.go:89
internal/poll.(*FD).Accept(0xc0003ce000)
	/usr/local/go/src/internal/poll/fd_unix.go:611 +0x2ac fp=0xc0006bfcd0 sp=0xc0006bfc28 pc=0x4ddeec
net.(*netFD).accept(0xc0003ce000)
	/usr/local/go/src/net/fd_unix.go:172 +0x29 fp=0xc0006bfd88 sp=0xc0006bfcd0 pc=0x5bada9
net.(*TCPListener).accept(0xc0003f0000)
	/usr/local/go/src/net/tcpsock_posix.go:152 +0x1e fp=0xc0006bfdb0 sp=0xc0006bfd88 pc=0x5d16de
net.(*TCPListener).Accept(0xc0003f0000)
	/usr/local/go/src/net/tcpsock.go:315 +0x30 fp=0xc0006bfde0 sp=0xc0006bfdb0 pc=0x5d08d0
net/http.(*onceCloseListener).Accept(0xd67f30?)
	<autogenerated>:1 +0x24 fp=0xc0006bfdf8 sp=0xc0006bfde0 pc=0x6f1bc4
net/http.(*Server).Serve(0xc0000ea000, {0xd67000, 0xc0003f0000})
	/usr/local/go/src/net/http/server.go:3056 +0x364 fp=0xc0006bff28 sp=0xc0006bfdf8 pc=0x6cf864
net/http.(*Server).ListenAndServe(0xc0000ea000)
	/usr/local/go/src/net/http/server.go:2985 +0x71 fp=0xc0006bff58 sp=0xc0006bff28 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=0xc0006bffe0 sp=0xc0006bff58 pc=0xa1a4bd
runtime.goexit()
	/usr/local/go/src/runtime/asm_amd64.s:1650 +0x1 fp=0xc0006bffe8 sp=0xc0006bffe0 pc=0x46f7c1
created by main.setupPprofHandler in goroutine 1
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/fuzzer.go:283 +0x37

goroutine 21 [chan receive]:
runtime.gopark(0x0?, 0xc000363998?, 0x25?, 0x38?, 0x0?)
	/usr/local/go/src/runtime/proc.go:398 +0xce fp=0xc000363978 sp=0xc000363958 pc=0x43d66e
runtime.chanrecv(0xc000853da0, 0xc000363b38, 0x1)
	/usr/local/go/src/runtime/chan.go:583 +0x3cd fp=0xc0003639f0 sp=0xc000363978 pc=0x4094ad
runtime.chanrecv1(0xc0001ca960?, 0xd652a8?)
	/usr/local/go/src/runtime/chan.go:442 +0x12 fp=0xc000363a18 sp=0xc0003639f0 pc=0x4090b2
github.com/google/syzkaller/pkg/ipc.(*command).exec(0xc000438780, 0xc00060d830?)
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:801 +0x698 fp=0xc000363bc0 sp=0xc000363a18 pc=0xa156d8
github.com/google/syzkaller/pkg/ipc.(*Env).ExecProg(0xc0003ce080, 0x373?, {0xc000798a00, 0x4c7, 0x0?})
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:260 +0x10c fp=0xc000363c50 sp=0xc000363bc0 pc=0xa1180c
main.(*Proc).executeProgram(0xc0000106c0, 0xc0005f4150, 0xc000363df0?)
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/proc.go:123 +0xe5 fp=0xc000363db8 sp=0xc000363c50 pc=0xa1b365
main.(*Proc).execute(0xc0000106c0?, 0xc0005f4150, 0xc00005a960?)
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/proc.go:103 +0x33 fp=0xc000363e00 sp=0xc000363db8 pc=0xa1b1b3
main.(*Proc).loop(0xc0000106c0)
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/proc.go:46 +0xcc fp=0xc000363fc8 sp=0xc000363e00 pc=0xa1aa2c
main.startProc.func1()
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/proc.go:37 +0x25 fp=0xc000363fe0 sp=0xc000363fc8 pc=0xa1a925
runtime.goexit()
	/usr/local/go/src/runtime/asm_amd64.s:1650 +0x1 fp=0xc000363fe8 sp=0xc000363fe0 pc=0x46f7c1
created by main.startProc in goroutine 1
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/proc.go:37 +0x116

goroutine 22 [select]:
runtime.gopark(0xc0003bb978?, 0x2?, 0x80?, 0xd0?, 0xc0003bb91c?)
	/usr/local/go/src/runtime/proc.go:398 +0xce fp=0xc0003bb7c0 sp=0xc0003bb7a0 pc=0x43d66e
runtime.selectgo(0xc0003bb978, 0xc0003bb918, 0x20?, 0x0, 0x41d020?, 0x1)
	/usr/local/go/src/runtime/select.go:327 +0x725 fp=0xc0003bb8e0 sp=0xc0003bb7c0 pc=0x44dac5
github.com/google/syzkaller/pkg/ipc.(*command).handshake(0xc0003ce800)
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:705 +0x1d3 fp=0xc0003bb9a8 sp=0xc0003bb8e0 pc=0xa14c73
github.com/google/syzkaller/pkg/ipc.(*Env).makeCommand(0xc0003ce100, 0xc000039638, {0xbda86e?, 0x0?})
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:653 +0xc52 fp=0xc0003bbc20 sp=0xc0003bb9a8 pc=0xa14352
github.com/google/syzkaller/pkg/ipc.(*Env).RestartIfNeeded(0xc0003ce100, 0xc000039638)
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:313 +0xce fp=0xc0003bbc50 sp=0xc0003bbc20 pc=0xa11ace
main.(*Proc).executeProgram(0xc0000106d8, 0xc0006d8d20, 0xc0003bbdf0?)
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/proc.go:120 +0x6f fp=0xc0003bbdb8 sp=0xc0003bbc50 pc=0xa1b2ef
main.(*Proc).execute(0xc0000106d8?, 0xc0006d8d20, 0xc00005ab18?)
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/proc.go:103 +0x33 fp=0xc0003bbe00 sp=0xc0003bbdb8 pc=0xa1b1b3
main.(*Proc).loop(0xc0000106d8)
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/proc.go:46 +0xcc fp=0xc0003bbfc8 sp=0xc0003bbe00 pc=0xa1aa2c
main.startProc.func1()
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/proc.go:37 +0x25 fp=0xc0003bbfe0 sp=0xc0003bbfc8 pc=0xa1a925
runtime.goexit()
	/usr/local/go/src/runtime/asm_amd64.s:1650 +0x1 fp=0xc0003bbfe8 sp=0xc0003bbfe0 pc=0x46f7c1
created by main.startProc in goroutine 1
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/proc.go:37 +0x116

goroutine 25 [runnable]:
syscall.Syscall(0x3, 0x2a, 0xc000365660, 0x8)
	/usr/local/go/src/syscall/asm_unix_amd64.s:19 +0x9 fp=0xc000365590 sp=0xc000365580 pc=0x4beb49
syscall.readlen(0x2a?, 0xc000365660?, 0x8?)
	/usr/local/go/src/syscall/zsyscall_netbsd_amd64.go:1211 +0x38 fp=0xc0003655e8 sp=0xc000365590 pc=0x4be838
syscall.forkExec({0xc00060c468?, 0x20?}, {0xc0003f0a60, 0x2, 0x2}, 0x0?)
	/usr/local/go/src/syscall/exec_unix.go:217 +0x450 fp=0xc000365708 sp=0xc0003655e8 pc=0x4b7e90
syscall.StartProcess(...)
	/usr/local/go/src/syscall/exec_unix.go:251
os.startProcess({0xc00060c468, 0x14}, {0xc0003f0a60, 0x2, 0x2}, 0xc000365948)
	/usr/local/go/src/os/exec_posix.go:54 +0x312 fp=0xc0003657e8 sp=0xc000365708 pc=0x4e2f92
os.StartProcess({0xc00060c468, 0x14}, {0xc0003f0a60, 0x2, 0x2}, 0x4187c8?)
	/usr/local/go/src/os/exec.go:111 +0x54 fp=0xc000365830 sp=0xc0003657e8 pc=0x4e29d4
os/exec.(*Cmd).Start(0xc0001b29a0)
	/usr/local/go/src/os/exec/exec.go:693 +0x5e5 fp=0xc0003659a8 sp=0xc000365830 pc=0x795105
github.com/google/syzkaller/pkg/ipc.(*Env).makeCommand(0xc0003ce280, 0xc000038198, {0xbda86e?, 0x0?})
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:634 +0xa59 fp=0xc000365c20 sp=0xc0003659a8 pc=0xa14159
github.com/google/syzkaller/pkg/ipc.(*Env).RestartIfNeeded(0xc0003ce280, 0xc000038198)
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:313 +0xce fp=0xc000365c50 sp=0xc000365c20 pc=0xa11ace
main.(*Proc).executeProgram(0xc000010720, 0xc0006d8000, 0xc000365df0?)
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/proc.go:120 +0x6f fp=0xc000365db8 sp=0xc000365c50 pc=0xa1b2ef
main.(*Proc).execute(0xc000010720?, 0xc0006d8000, 0xc00005ae90?)
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/proc.go:103 +0x33 fp=0xc000365e00 sp=0xc000365db8 pc=0xa1b1b3
main.(*Proc).loop(0xc000010720)
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/proc.go:46 +0xcc fp=0xc000365fc8 sp=0xc000365e00 pc=0xa1aa2c
main.startProc.func1()
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/proc.go:37 +0x25 fp=0xc000365fe0 sp=0xc000365fc8 pc=0xa1a925
runtime.goexit()
	/usr/local/go/src/runtime/asm_amd64.s:1650 +0x1 fp=0xc000365fe8 sp=0xc000365fe0 pc=0x46f7c1
created by main.startProc in goroutine 1
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/proc.go:37 +0x116

goroutine 23 [IO wait]:
runtime.gopark(0xc000361890?, 0xc000361890?, 0x7d?, 0xeb?, 0xc0003618e8?)
	/usr/local/go/src/runtime/proc.go:398 +0xce fp=0xc000361878 sp=0xc000361858 pc=0x43d66e
runtime.netpollblock(0xc0006f4330?, 0x407ce6?, 0x0?)
	/usr/local/go/src/runtime/netpoll.go:564 +0xf7 fp=0xc0003618b0 sp=0xc000361878 pc=0x436a17
internal/poll.runtime_pollWait(0x7f7fb10a3b60, 0x72)
	/usr/local/go/src/runtime/netpoll.go:343 +0x85 fp=0xc0003618d0 sp=0xc0003618b0 pc=0x469f85
internal/poll.(*pollDesc).wait(0xc000135b60?, 0xc0006f4330?, 0x1)
	/usr/local/go/src/internal/poll/fd_poll_runtime.go:84 +0x27 fp=0xc0003618f8 sp=0xc0003618d0 pc=0x4d8a07
internal/poll.(*pollDesc).waitRead(...)
	/usr/local/go/src/internal/poll/fd_poll_runtime.go:89
internal/poll.(*FD).Read(0xc000135b60, {0xc0006f4330, 0xc, 0xc})
	/usr/local/go/src/internal/poll/fd_unix.go:164 +0x27a fp=0xc000361990 sp=0xc0003618f8 pc=0x4d9cfa
os.(*File).read(...)
	/usr/local/go/src/os/file_posix.go:29
os.(*File).Read(0xc0004556e0, {0xc0006f4330?, 0xc000361a08?, 0x410365?})
	/usr/local/go/src/os/file.go:118 +0x52 fp=0xc0003619d0 sp=0xc000361990 pc=0x4e3ad2
io.ReadAtLeast({0xd5f300, 0xc0004556e0}, {0xc0006f4330, 0xc, 0xc}, 0xc)
	/usr/local/go/src/io/io.go:335 +0x90 fp=0xc000361a18 sp=0xc0003619d0 pc=0x4b4a50
io.ReadFull(...)
	/usr/local/go/src/io/io.go:354
github.com/google/syzkaller/pkg/ipc.(*command).exec(0xc000439000, 0xc00060dde8?)
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:769 +0x3c5 fp=0xc000361bc0 sp=0xc000361a18 pc=0xa15405
github.com/google/syzkaller/pkg/ipc.(*Env).ExecProg(0xc0003ce180, 0x38d?, {0xc00087c500, 0x4d0, 0x0?})
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:260 +0x10c fp=0xc000361c50 sp=0xc000361bc0 pc=0xa1180c
main.(*Proc).executeProgram(0xc0000106f0, 0xc0005f4b60, 0xc000361df0?)
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/proc.go:123 +0xe5 fp=0xc000361db8 sp=0xc000361c50 pc=0xa1b365
main.(*Proc).execute(0xc0000106f0?, 0xc0005f4b60, 0xc00005a9c0?)
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/proc.go:103 +0x33 fp=0xc000361e00 sp=0xc000361db8 pc=0xa1b1b3
main.(*Proc).loop(0xc0000106f0)
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/proc.go:46 +0xcc fp=0xc000361fc8 sp=0xc000361e00 pc=0xa1aa2c
main.startProc.func1()
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/proc.go:37 +0x25 fp=0xc000361fe0 sp=0xc000361fc8 pc=0xa1a925
runtime.goexit()
	/usr/local/go/src/runtime/asm_amd64.s:1650 +0x1 fp=0xc000361fe8 sp=0xc000361fe0 pc=0x46f7c1
created by main.startProc in goroutine 1
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/proc.go:37 +0x116

goroutine 26 [chan receive, 4 minutes]:
runtime.gopark(0x0?, 0xc0003bf998?, 0x25?, 0x38?, 0x0?)
	/usr/local/go/src/runtime/proc.go:398 +0xce fp=0xc0003bf978 sp=0xc0003bf958 pc=0x43d66e
runtime.chanrecv(0xc0009cd860, 0xc0003bfb38, 0x1)
	/usr/local/go/src/runtime/chan.go:583 +0x3cd fp=0xc0003bf9f0 sp=0xc0003bf978 pc=0x4094ad
runtime.chanrecv1(0xc0001cb2c0?, 0xd652a8?)
	/usr/local/go/src/runtime/chan.go:442 +0x12 fp=0xc0003bfa18 sp=0xc0003bf9f0 pc=0x4090b2
github.com/google/syzkaller/pkg/ipc.(*command).exec(0xc0003ceb80, 0xc000039350?)
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:801 +0x698 fp=0xc0003bfbc0 sp=0xc0003bfa18 pc=0xa156d8
github.com/google/syzkaller/pkg/ipc.(*Env).ExecProg(0xc0003ce300, 0x206?, {0xc0006b7600, 0x514, 0x0?})
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:260 +0x10c fp=0xc0003bfc50 sp=0xc0003bfbc0 pc=0xa1180c
main.(*Proc).executeProgram(0xc000010738, 0xc0005f43f0, 0xc0003bfdf0?)
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/proc.go:123 +0xe5 fp=0xc0003bfdb8 sp=0xc0003bfc50 pc=0xa1b365
main.(*Proc).execute(0xc000010738?, 0xc0005f43f0, 0xc0004553c0?)
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/proc.go:103 +0x33 fp=0xc0003bfe00 sp=0xc0003bfdb8 pc=0xa1b1b3
main.(*Proc).loop(0xc000010738)
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/proc.go:46 +0xcc fp=0xc0003bffc8 sp=0xc0003bfe00 pc=0xa1aa2c
main.startProc.func1()
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/proc.go:37 +0x25 fp=0xc0003bffe0 sp=0xc0003bffc8 pc=0xa1a925
runtime.goexit()
	/usr/local/go/src/runtime/asm_amd64.s:1650 +0x1 fp=0xc0003bffe8 sp=0xc0003bffe0 pc=0x46f7c1
created by main.startProc in goroutine 1
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/proc.go:37 +0x116

goroutine 1685 [IO wait]:
runtime.gopark(0xc000052e18?, 0xc000052e18?, 0x7d?, 0xeb?, 0xc000052e70?)
	/usr/local/go/src/runtime/proc.go:398 +0xce fp=0xc000052e00 sp=0xc000052de0 pc=0x43d66e
runtime.netpollblock(0xc000700000?, 0x407ce6?, 0x0?)
	/usr/local/go/src/runtime/netpoll.go:564 +0xf7 fp=0xc000052e38 sp=0xc000052e00 pc=0x436a17
internal/poll.runtime_pollWait(0x7f7fb10a3c58, 0x72)
	/usr/local/go/src/runtime/netpoll.go:343 +0x85 fp=0xc000052e58 sp=0xc000052e38 pc=0x469f85
internal/poll.(*pollDesc).wait(0xc000853b60?, 0xc000700000?, 0x1)
	/usr/local/go/src/internal/poll/fd_poll_runtime.go:84 +0x27 fp=0xc000052e80 sp=0xc000052e58 pc=0x4d8a07
internal/poll.(*pollDesc).waitRead(...)
	/usr/local/go/src/internal/poll/fd_poll_runtime.go:89
internal/poll.(*FD).Read(0xc000853b60, {0xc000700000, 0x20000, 0x20000})
	/usr/local/go/src/internal/poll/fd_unix.go:164 +0x27a fp=0xc000052f18 sp=0xc000052e80 pc=0x4d9cfa
os.(*File).read(...)
	/usr/local/go/src/os/file_posix.go:29
os.(*File).Read(0xc000455440, {0xc000700000?, 0x4c9fcf?, 0xc000052fb8?})
	/usr/local/go/src/os/file.go:118 +0x52 fp=0xc000052f58 sp=0xc000052f18 pc=0x4e3ad2
github.com/google/syzkaller/pkg/ipc.(*Env).makeCommand.func2(0xc000438780)
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:617 +0x89 fp=0xc000052fc8 sp=0xc000052f58 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=0xc000052fe0 sp=0xc000052fc8 pc=0xa14607
runtime.goexit()
	/usr/local/go/src/runtime/asm_amd64.s:1650 +0x1 fp=0xc000052fe8 sp=0xc000052fe0 pc=0x46f7c1
created by github.com/google/syzkaller/pkg/ipc.(*Env).makeCommand in goroutine 21
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:611 +0xa05

goroutine 1702 [chan send]:
runtime.gopark(0x0?, 0xc000059ed8?, 0x25?, 0x38?, 0x0?)
	/usr/local/go/src/runtime/proc.go:398 +0xce fp=0xc000059eb8 sp=0xc000059e98 pc=0x43d66e
runtime.chansend(0xc0001ca9c0, 0xd538b0, 0x1, 0xc000059f30?)
	/usr/local/go/src/runtime/chan.go:259 +0x3a5 fp=0xc000059f28 sp=0xc000059eb8 pc=0x408745
runtime.chansend1(0xc000059fb0?, 0xd652a8?)
	/usr/local/go/src/runtime/chan.go:145 +0x17 fp=0xc000059f58 sp=0xc000059f28 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=0xc000059fe0 sp=0xc000059f58 pc=0xa15b5c
runtime.goexit()
	/usr/local/go/src/runtime/asm_amd64.s:1650 +0x1 fp=0xc000059fe8 sp=0xc000059fe0 pc=0x46f7c1
created by github.com/google/syzkaller/pkg/ipc.(*command).exec in goroutine 21
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:752 +0x2f9

goroutine 1721 [syscall]:
syscall.Syscall6(0x1e1, 0x1, 0x1bf2, 0xc0002c966c, 0x10020, 0x0, 0x0)
	/usr/local/go/src/syscall/asm_unix_amd64.s:39 +0x9 fp=0xc0002c9618 sp=0xc0002c9608 pc=0x4beba9
os.wait6(0x1406c20?, 0x8000000000000000?, 0x5f9198183a?)
	/usr/local/go/src/os/wait6_netbsd.go:16 +0x4c fp=0xc0002c9688 sp=0xc0002c9618 pc=0x4e910c
os.(*Process).blockUntilWaitable(0xc00031b3e0)
	/usr/local/go/src/os/wait_wait6.go:20 +0x30 fp=0xc0002c96b8 sp=0xc0002c9688 pc=0x4e9190
os.(*Process).wait(0xc00031b3e0)
	/usr/local/go/src/os/exec_unix.go:22 +0x25 fp=0xc0002c9718 sp=0xc0002c96b8 pc=0x4e3345
os.(*Process).Wait(...)
	/usr/local/go/src/os/exec.go:134
os/exec.(*Cmd).Wait(0xc0006d6b00)
	/usr/local/go/src/os/exec/exec.go:890 +0x45 fp=0xc0002c9780 sp=0xc0002c9718 pc=0x795f05
github.com/google/syzkaller/pkg/ipc.(*Env).makeCommand.func3(0xc000439000)
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:640 +0x28 fp=0xc0002c97c8 sp=0xc0002c9780 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=0xc0002c97e0 sp=0xc0002c97c8 pc=0xa14507
runtime.goexit()
	/usr/local/go/src/runtime/asm_amd64.s:1650 +0x1 fp=0xc0002c97e8 sp=0xc0002c97e0 pc=0x46f7c1
created by github.com/google/syzkaller/pkg/ipc.(*Env).makeCommand in goroutine 23
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:639 +0xc0d

goroutine 1741 [select]:
runtime.gopark(0xc0002c77b0?, 0x2?, 0x80?, 0xca?, 0xc0002c778c?)
	/usr/local/go/src/runtime/proc.go:398 +0xce fp=0xc0002c7638 sp=0xc0002c7618 pc=0x43d66e
runtime.selectgo(0xc0002c77b0, 0xc0002c7788, 0xc00044e868?, 0x0, 0x4?, 0x1)
	/usr/local/go/src/runtime/select.go:327 +0x725 fp=0xc0002c7758 sp=0xc0002c7638 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=0xc0002c77e0 sp=0xc0002c7758 pc=0xa15af7
runtime.goexit()
	/usr/local/go/src/runtime/asm_amd64.s:1650 +0x1 fp=0xc0002c77e8 sp=0xc0002c77e0 pc=0x46f7c1
created by github.com/google/syzkaller/pkg/ipc.(*command).exec in goroutine 23
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:752 +0x2f9

goroutine 962 [syscall, 4 minutes]:
syscall.Syscall6(0x1e1, 0x1, 0x967, 0xc0002c266c, 0x10020, 0x0, 0x0)
	/usr/local/go/src/syscall/asm_unix_amd64.s:39 +0x9 fp=0xc0002c2618 sp=0xc0002c2608 pc=0x4beba9
os.wait6(0x1406c20?, 0x8000000000000000?, 0x250c349df5?)
	/usr/local/go/src/os/wait6_netbsd.go:16 +0x4c fp=0xc0002c2688 sp=0xc0002c2618 pc=0x4e910c
os.(*Process).blockUntilWaitable(0xc0001b0630)
	/usr/local/go/src/os/wait_wait6.go:20 +0x30 fp=0xc0002c26b8 sp=0xc0002c2688 pc=0x4e9190
os.(*Process).wait(0xc0001b0630)
	/usr/local/go/src/os/exec_unix.go:22 +0x25 fp=0xc0002c2718 sp=0xc0002c26b8 pc=0x4e3345
os.(*Process).Wait(...)
	/usr/local/go/src/os/exec.go:134
os/exec.(*Cmd).Wait(0xc0001b22c0)
	/usr/local/go/src/os/exec/exec.go:890 +0x45 fp=0xc0002c2780 sp=0xc0002c2718 pc=0x795f05
github.com/google/syzkaller/pkg/ipc.(*Env).makeCommand.func3(0xc0003ceb80)
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:640 +0x28 fp=0xc0002c27c8 sp=0xc0002c2780 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=0xc0002c27e0 sp=0xc0002c27c8 pc=0xa14507
runtime.goexit()
	/usr/local/go/src/runtime/asm_amd64.s:1650 +0x1 fp=0xc0002c27e8 sp=0xc0002c27e0 pc=0x46f7c1
created by github.com/google/syzkaller/pkg/ipc.(*Env).makeCommand in goroutine 26
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:639 +0xc0d

goroutine 959 [chan send, 4 minutes]:
runtime.gopark(0x0?, 0xc000230ed8?, 0x25?, 0x38?, 0x0?)
	/usr/local/go/src/runtime/proc.go:398 +0xce fp=0xc000230eb8 sp=0xc000230e98 pc=0x43d66e
runtime.chansend(0xc0001cb320, 0xd538b0, 0x1, 0xc000230f30?)
	/usr/local/go/src/runtime/chan.go:259 +0x3a5 fp=0xc000230f28 sp=0xc000230eb8 pc=0x408745
runtime.chansend1(0xc000230fb0?, 0xd652a8?)
	/usr/local/go/src/runtime/chan.go:145 +0x17 fp=0xc000230f58 sp=0xc000230f28 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=0xc000230fe0 sp=0xc000230f58 pc=0xa15b5c
runtime.goexit()
	/usr/local/go/src/runtime/asm_amd64.s:1650 +0x1 fp=0xc000230fe8 sp=0xc000230fe0 pc=0x46f7c1
created by github.com/google/syzkaller/pkg/ipc.(*command).exec in goroutine 26
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:752 +0x2f9

goroutine 1743 [IO wait]:
runtime.gopark(0xc000231618?, 0xc000231618?, 0x7d?, 0xeb?, 0xc000231670?)
	/usr/local/go/src/runtime/proc.go:398 +0xce fp=0xc000231600 sp=0xc0002315e0 pc=0x43d66e
runtime.netpollblock(0xc000456000?, 0x407ce6?, 0x0?)
	/usr/local/go/src/runtime/netpoll.go:564 +0xf7 fp=0xc000231638 sp=0xc000231600 pc=0x436a17
internal/poll.runtime_pollWait(0x7f7fa97ea2f0, 0x72)
	/usr/local/go/src/runtime/netpoll.go:343 +0x85 fp=0xc000231658 sp=0xc000231638 pc=0x469f85
internal/poll.(*pollDesc).wait(0xc0009cccc0?, 0xc000456000?, 0x1)
	/usr/local/go/src/internal/poll/fd_poll_runtime.go:84 +0x27 fp=0xc000231680 sp=0xc000231658 pc=0x4d8a07
internal/poll.(*pollDesc).waitRead(...)
	/usr/local/go/src/internal/poll/fd_poll_runtime.go:89
internal/poll.(*FD).Read(0xc0009cccc0, {0xc000456000, 0x20000, 0x20000})
	/usr/local/go/src/internal/poll/fd_unix.go:164 +0x27a fp=0xc000231718 sp=0xc000231680 pc=0x4d9cfa
os.(*File).read(...)
	/usr/local/go/src/os/file_posix.go:29
os.(*File).Read(0xc00005aba0, {0xc000456000?, 0x4c9fcf?, 0xc0002317b8?})
	/usr/local/go/src/os/file.go:118 +0x52 fp=0xc000231758 sp=0xc000231718 pc=0x4e3ad2
github.com/google/syzkaller/pkg/ipc.(*Env).makeCommand.func2(0xc0003ce800)
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:617 +0x89 fp=0xc0002317c8 sp=0xc000231758 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=0xc0002317e0 sp=0xc0002317c8 pc=0xa14607
runtime.goexit()
	/usr/local/go/src/runtime/asm_amd64.s:1650 +0x1 fp=0xc0002317e8 sp=0xc0002317e0 pc=0x46f7c1
created by github.com/google/syzkaller/pkg/ipc.(*Env).makeCommand in goroutine 22
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:611 +0xa05

goroutine 1720 [IO wait]:
runtime.gopark(0xc000232e18?, 0xc000232e18?, 0x7d?, 0xeb?, 0xc000232e70?)
	/usr/local/go/src/runtime/proc.go:398 +0xce fp=0xc000232e00 sp=0xc000232de0 pc=0x43d66e
runtime.netpollblock(0xc0009ee000?, 0x407ce6?, 0x0?)
	/usr/local/go/src/runtime/netpoll.go:564 +0xf7 fp=0xc000232e38 sp=0xc000232e00 pc=0x436a17
internal/poll.runtime_pollWait(0x7f7fa97eaab0, 0x72)
	/usr/local/go/src/runtime/netpoll.go:343 +0x85 fp=0xc000232e58 sp=0xc000232e38 pc=0x469f85
internal/poll.(*pollDesc).wait(0xc0001359e0?, 0xc0009ee000?, 0x1)
	/usr/local/go/src/internal/poll/fd_poll_runtime.go:84 +0x27 fp=0xc000232e80 sp=0xc000232e58 pc=0x4d8a07
internal/poll.(*pollDesc).waitRead(...)
	/usr/local/go/src/internal/poll/fd_poll_runtime.go:89
internal/poll.(*FD).Read(0xc0001359e0, {0xc0009ee000, 0x20000, 0x20000})
	/usr/local/go/src/internal/poll/fd_unix.go:164 +0x27a fp=0xc000232f18 sp=0xc000232e80 pc=0x4d9cfa
os.(*File).read(...)
	/usr/local/go/src/os/file_posix.go:29
os.(*File).Read(0xc0004556d0, {0xc0009ee000?, 0xc00044e648?, 0x0?})
	/usr/local/go/src/os/file.go:118 +0x52 fp=0xc000232f58 sp=0xc000232f18 pc=0x4e3ad2
github.com/google/syzkaller/pkg/ipc.(*Env).makeCommand.func2(0xc000439000)
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:617 +0x89 fp=0xc000232fc8 sp=0xc000232f58 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=0xc000232fe0 sp=0xc000232fc8 pc=0xa14607
runtime.goexit()
	/usr/local/go/src/runtime/asm_amd64.s:1650 +0x1 fp=0xc000232fe8 sp=0xc000232fe0 pc=0x46f7c1
created by github.com/google/syzkaller/pkg/ipc.(*Env).makeCommand in goroutine 23
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:611 +0xa05

goroutine 1745 [IO wait]:
runtime.gopark(0xc0002345d0?, 0xc0002345d0?, 0x7d?, 0xeb?, 0xc000234628?)
	/usr/local/go/src/runtime/proc.go:398 +0xce fp=0xc0002345b8 sp=0xc000234598 pc=0x43d66e
runtime.netpollblock(0xc0006f43cc?, 0x407ce6?, 0x0?)
	/usr/local/go/src/runtime/netpoll.go:564 +0xf7 fp=0xc0002345f0 sp=0xc0002345b8 pc=0x436a17
internal/poll.runtime_pollWait(0x7f7fa97ea8c0, 0x72)
	/usr/local/go/src/runtime/netpoll.go:343 +0x85 fp=0xc000234610 sp=0xc0002345f0 pc=0x469f85
internal/poll.(*pollDesc).wait(0xc0009ccd80?, 0xc0006f43cc?, 0x1)
	/usr/local/go/src/internal/poll/fd_poll_runtime.go:84 +0x27 fp=0xc000234638 sp=0xc000234610 pc=0x4d8a07
internal/poll.(*pollDesc).waitRead(...)
	/usr/local/go/src/internal/poll/fd_poll_runtime.go:89
internal/poll.(*FD).Read(0xc0009ccd80, {0xc0006f43cc, 0x4, 0x4})
	/usr/local/go/src/internal/poll/fd_unix.go:164 +0x27a fp=0xc0002346d0 sp=0xc000234638 pc=0x4d9cfa
os.(*File).read(...)
	/usr/local/go/src/os/file_posix.go:29
os.(*File).Read(0xc00005abb0, {0xc0006f43cc?, 0xc000234748?, 0x410365?})
	/usr/local/go/src/os/file.go:118 +0x52 fp=0xc000234710 sp=0xc0002346d0 pc=0x4e3ad2
io.ReadAtLeast({0xd5f300, 0xc00005abb0}, {0xc0006f43cc, 0x4, 0x4}, 0x4)
	/usr/local/go/src/io/io.go:335 +0x90 fp=0xc000234758 sp=0xc000234710 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=0xc0002347e0 sp=0xc000234758 pc=0xa14d9e
runtime.goexit()
	/usr/local/go/src/runtime/asm_amd64.s:1650 +0x1 fp=0xc0002347e8 sp=0xc0002347e0 pc=0x46f7c1
created by github.com/google/syzkaller/pkg/ipc.(*command).handshake in goroutine 22
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:690 +0x14d

goroutine 961 [IO wait, 4 minutes]:
runtime.gopark(0xc000886618?, 0xc000886618?, 0x7d?, 0xeb?, 0xc000886670?)
	/usr/local/go/src/runtime/proc.go:398 +0xce fp=0xc000886600 sp=0xc0008865e0 pc=0x43d66e
runtime.netpollblock(0xc0007ec000?, 0x407ce6?, 0x0?)
	/usr/local/go/src/runtime/netpoll.go:564 +0xf7 fp=0xc000886638 sp=0xc000886600 pc=0x436a17
internal/poll.runtime_pollWait(0x7f7fb10a3780, 0x72)
	/usr/local/go/src/runtime/netpoll.go:343 +0x85 fp=0xc000886658 sp=0xc000886638 pc=0x469f85
internal/poll.(*pollDesc).wait(0xc0009cd620?, 0xc0007ec000?, 0x1)
	/usr/local/go/src/internal/poll/fd_poll_runtime.go:84 +0x27 fp=0xc000886680 sp=0xc000886658 pc=0x4d8a07
internal/poll.(*pollDesc).waitRead(...)
	/usr/local/go/src/internal/poll/fd_poll_runtime.go:89
internal/poll.(*FD).Read(0xc0009cd620, {0xc0007ec000, 0x20000, 0x20000})
	/usr/local/go/src/internal/poll/fd_unix.go:164 +0x27a fp=0xc000886718 sp=0xc000886680 pc=0x4d9cfa
os.(*File).read(...)
	/usr/local/go/src/os/file_posix.go:29
os.(*File).Read(0xc0004553e8, {0xc0007ec000?, 0xc0006f41b0?, 0x0?})
	/usr/local/go/src/os/file.go:118 +0x52 fp=0xc000886758 sp=0xc000886718 pc=0x4e3ad2
github.com/google/syzkaller/pkg/ipc.(*Env).makeCommand.func2(0xc0003ceb80)
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:617 +0x89 fp=0xc0008867c8 sp=0xc000886758 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=0xc0008867e0 sp=0xc0008867c8 pc=0xa14607
runtime.goexit()
	/usr/local/go/src/runtime/asm_amd64.s:1650 +0x1 fp=0xc0008867e8 sp=0xc0008867e0 pc=0x46f7c1
created by github.com/google/syzkaller/pkg/ipc.(*Env).makeCommand in goroutine 26
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:611 +0xa05

goroutine 1762 [IO wait]:
runtime.gopark(0xc000883618?, 0xc000883618?, 0x7d?, 0xeb?, 0xc000883670?)
	/usr/local/go/src/runtime/proc.go:398 +0xce fp=0xc000883600 sp=0xc0008835e0 pc=0x43d66e
runtime.netpollblock(0xc000774000?, 0x407ce6?, 0x0?)
	/usr/local/go/src/runtime/netpoll.go:564 +0xf7 fp=0xc000883638 sp=0xc000883600 pc=0x436a17
internal/poll.runtime_pollWait(0x7f7fb10a3590, 0x72)
	/usr/local/go/src/runtime/netpoll.go:343 +0x85 fp=0xc000883658 sp=0xc000883638 pc=0x469f85
internal/poll.(*pollDesc).wait(0xc000369860?, 0xc000774000?, 0x1)
	/usr/local/go/src/internal/poll/fd_poll_runtime.go:84 +0x27 fp=0xc000883680 sp=0xc000883658 pc=0x4d8a07
internal/poll.(*pollDesc).waitRead(...)
	/usr/local/go/src/internal/poll/fd_poll_runtime.go:89
internal/poll.(*FD).Read(0xc000369860, {0xc000774000, 0x20000, 0x20000})
	/usr/local/go/src/internal/poll/fd_unix.go:164 +0x27a fp=0xc000883718 sp=0xc000883680 pc=0x4d9cfa
os.(*File).read(...)
	/usr/local/go/src/os/file_posix.go:29
os.(*File).Read(0xc00005aef8, {0xc000774000?, 0xc0006f4538?, 0x0?})
	/usr/local/go/src/os/file.go:118 +0x52 fp=0xc000883758 sp=0xc000883718 pc=0x4e3ad2
github.com/google/syzkaller/pkg/ipc.(*Env).makeCommand.func2(0xc0003cee00)
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:617 +0x89 fp=0xc0008837c8 sp=0xc000883758 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=0xc0008837e0 sp=0xc0008837c8 pc=0xa14607
runtime.goexit()
	/usr/local/go/src/runtime/asm_amd64.s:1650 +0x1 fp=0xc0008837e8 sp=0xc0008837e0 pc=0x46f7c1
created by github.com/google/syzkaller/pkg/ipc.(*Env).makeCommand in goroutine 25
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:611 +0xa05

goroutine 1744 [syscall]:
syscall.Syscall6(0x1e1, 0x1, 0x706, 0xc00088166c, 0x10020, 0x0, 0x0)
	/usr/local/go/src/syscall/asm_unix_amd64.s:39 +0x9 fp=0xc000881618 sp=0xc000881608 pc=0x4beba9
os.wait6(0xc00005c400?, 0x43d66e?, 0x0?)
	/usr/local/go/src/os/wait6_netbsd.go:16 +0x4c fp=0xc000881688 sp=0xc000881618 pc=0x4e910c
os.(*Process).blockUntilWaitable(0xc0001b0660)
	/usr/local/go/src/os/wait_wait6.go:20 +0x30 fp=0xc0008816b8 sp=0xc000881688 pc=0x4e9190
os.(*Process).wait(0xc0001b0660)
	/usr/local/go/src/os/exec_unix.go:22 +0x25 fp=0xc000881718 sp=0xc0008816b8 pc=0x4e3345
os.(*Process).Wait(...)
	/usr/local/go/src/os/exec.go:134
os/exec.(*Cmd).Wait(0xc0001b2160)
	/usr/local/go/src/os/exec/exec.go:890 +0x45 fp=0xc000881780 sp=0xc000881718 pc=0x795f05
github.com/google/syzkaller/pkg/ipc.(*Env).makeCommand.func3(0xc0003ce800)
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:640 +0x28 fp=0xc0008817c8 sp=0xc000881780 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=0xc0008817e0 sp=0xc0008817c8 pc=0xa14507
runtime.goexit()
	/usr/local/go/src/runtime/asm_amd64.s:1650 +0x1 fp=0xc0008817e8 sp=0xc0008817e0 pc=0x46f7c1
created by github.com/google/syzkaller/pkg/ipc.(*Env).makeCommand in goroutine 22
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:639 +0xc0d