fatal error: unexpected signal during runtime execution
[signal SIGSEGV: segmentation violation code=0x1 addr=0x0 pc=0x439e01]

goroutine 27 gp=0xc000ab8700 m=7 mp=0xc0016e7008 [running]:
runtime.throw({0x16e0c77?, 0x0?})
	/usr/local/go/src/runtime/panic.go:1101 +0x48 fp=0xc004ec1240 sp=0xc004ec1210 pc=0x476468
runtime.sigpanic()
	/usr/local/go/src/runtime/signal_unix.go:909 +0x3c9 fp=0xc004ec12a0 sp=0xc004ec1240 pc=0x4785c9
runtime.(*spanSet).push(0x30d6a28, 0x7fb0dcd5a6a0)
	/usr/local/go/src/runtime/mspanset.go:136 +0x161 fp=0xc004ec1308 sp=0xc004ec12a0 pc=0x439e01
runtime.(*mcentral).uncacheSpan(0x4d0330?, 0x14e95e0?)
	/usr/local/go/src/runtime/mcentral.go:244 +0x85 fp=0xc004ec1330 sp=0xc004ec1308 pc=0x41cf05
runtime.(*mcache).refill(0x7fb123d69108, 0x2a)
	/usr/local/go/src/runtime/mcache.go:160 +0x9f fp=0xc004ec1370 sp=0xc004ec1330 pc=0x41c39f
runtime.(*mcache).nextFree(0x7fb123d69108, 0x2a)
	/usr/local/go/src/runtime/malloc.go:964 +0x85 fp=0xc004ec13a8 sp=0xc004ec1370 pc=0x4188c5
runtime.mallocgcSmallScanNoHeader(0x148, 0x1470f40, 0x0?)
	/usr/local/go/src/runtime/malloc.go:1366 +0x159 fp=0xc004ec1408 sp=0xc004ec13a8 pc=0x419199
runtime.mallocgc(0x148, 0x1470f40, 0x1)
	/usr/local/go/src/runtime/malloc.go:1058 +0x99 fp=0xc004ec1438 sp=0xc004ec1408 pc=0x473f39
runtime.newarray(0x40f94b?, 0x0?)
	/usr/local/go/src/runtime/malloc.go:1758 +0x5e fp=0xc004ec1460 sp=0xc004ec1438 pc=0x47411e
internal/runtime/maps.newarray(0x0?, 0x0?)
	/usr/local/go/src/runtime/malloc.go:1788 +0x13 fp=0xc004ec1480 sp=0xc004ec1460 pc=0x4741b3
internal/runtime/maps.newGroups(...)
	/usr/local/go/src/internal/runtime/maps/group.go:310
internal/runtime/maps.(*Map).growToSmall(0xc004c4e150, 0x0?)
	/usr/local/go/src/internal/runtime/maps/map.go:591 +0x25 fp=0xc004ec14a0 sp=0xc004ec1480 pc=0x407f05
runtime.mapassign(0x141ffc0, 0xc004c4e150, 0xc004ec15d8)
	/usr/local/go/src/internal/runtime/maps/runtime_swiss.go:218 +0xb2 fp=0xc004ec1558 sp=0xc004ec14a0 pc=0x40d512
github.com/google/syzkaller/prog.(*execContext).serializeCall(0xc004ec1680, 0xc002723cc0)
	/syzkaller/jobs-2/linux/gopath/src/github.com/google/syzkaller/prog/encodingexec.go:107 +0x2b4 fp=0xc004ec1610 sp=0xc004ec1558 pc=0xed49b4
github.com/google/syzkaller/prog.(*Prog).SerializeForExec(0xc002149980)
	/syzkaller/jobs-2/linux/gopath/src/github.com/google/syzkaller/prog/encodingexec.go:78 +0x1a8 fp=0xc004ec16f0 sp=0xc004ec1610 pc=0xed4548
github.com/google/syzkaller/pkg/rpcserver.(*Runner).sendRequest(0xc00270afc0, 0xc0063f1740)
	/syzkaller/jobs-2/linux/gopath/src/github.com/google/syzkaller/pkg/rpcserver/runner.go:297 +0x22b fp=0xc004ec17e8 sp=0xc004ec16f0 pc=0x11cc0cb
github.com/google/syzkaller/pkg/rpcserver.(*Runner).ConnectionLoop(0xc00270afc0)
	/syzkaller/jobs-2/linux/gopath/src/github.com/google/syzkaller/pkg/rpcserver/runner.go:182 +0x53e fp=0xc004ec19d0 sp=0xc004ec17e8 pc=0x11cb6fe
github.com/google/syzkaller/pkg/rpcserver.(*server).connectionLoop(0xc00154cea0, {0x222f5b0?, 0xc002471810?}, 0xc00270afc0)
	/syzkaller/jobs-2/linux/gopath/src/github.com/google/syzkaller/pkg/rpcserver/rpcserver.go:438 +0x196 fp=0xc004ec1b08 sp=0xc004ec19d0 pc=0x11c89b6
github.com/google/syzkaller/pkg/rpcserver.(*server).handleRunnerConn(0xc00154cea0, {0x222f5b0, 0xc002471810}, 0xc00270afc0, 0xc002471860)
	/syzkaller/jobs-2/linux/gopath/src/github.com/google/syzkaller/pkg/rpcserver/rpcserver.go:361 +0x54a fp=0xc004ec1d50 sp=0xc004ec1b08 pc=0x11c7f4a
github.com/google/syzkaller/pkg/rpcserver.(*server).handleConn(0xc00154cea0, {0x222f5b0, 0xc002471810}, 0xc002471860)
	/syzkaller/jobs-2/linux/gopath/src/github.com/google/syzkaller/pkg/rpcserver/rpcserver.go:323 +0x2aa fp=0xc004ec1e88 sp=0xc004ec1d50 pc=0x11c76aa
github.com/google/syzkaller/pkg/rpcserver.(*server).Serve.func1.1({0x222f5b0?, 0xc002471810?}, 0x10?)
	/syzkaller/jobs-2/linux/gopath/src/github.com/google/syzkaller/pkg/rpcserver/rpcserver.go:243 +0x31 fp=0xc004ec1ef8 sp=0xc004ec1e88 pc=0x11c7311
github.com/google/syzkaller/pkg/flatrpc.(*Serv).Serve.func2()
	/syzkaller/jobs-2/linux/gopath/src/github.com/google/syzkaller/pkg/flatrpc/conn.go:78 +0x198 fp=0xc004ec1f78 sp=0xc004ec1ef8 pc=0xf16458
golang.org/x/sync/errgroup.(*Group).Go.func1()
	/syzkaller/jobs-2/linux/gopath/pkg/mod/golang.org/x/sync@v0.11.0/errgroup/errgroup.go:78 +0x50 fp=0xc004ec1fe0 sp=0xc004ec1f78 pc=0xf152f0
runtime.goexit({})
	/usr/local/go/src/runtime/asm_amd64.s:1700 +0x1 fp=0xc004ec1fe8 sp=0xc004ec1fe0 pc=0x47e1a1
created by golang.org/x/sync/errgroup.(*Group).Go in goroutine 9
	/syzkaller/jobs-2/linux/gopath/pkg/mod/golang.org/x/sync@v0.11.0/errgroup/errgroup.go:75 +0x93

goroutine 1 gp=0xc000002380 m=nil [sync.WaitGroup.Wait]:
runtime.gopark(0xc000231ca0?, 0x419274?, 0x0?, 0x80?, 0x600000000000010?)
	/usr/local/go/src/runtime/proc.go:435 +0xce fp=0xc004ebdc40 sp=0xc004ebdc20 pc=0x47658e
runtime.goparkunlock(...)
	/usr/local/go/src/runtime/proc.go:441
runtime.semacquire1(0xc002163790, 0x0, 0x1, 0x0, 0x18)
	/usr/local/go/src/runtime/sema.go:188 +0x21d fp=0xc004ebdca8 sp=0xc004ebdc40 pc=0x4567fd
sync.runtime_SemacquireWaitGroup(0xc000129ad0?)
	/usr/local/go/src/runtime/sema.go:110 +0x25 fp=0xc004ebdce0 sp=0xc004ebdca8 pc=0x477b25
sync.(*WaitGroup).Wait(0x14cdfa0?)
	/usr/local/go/src/sync/waitgroup.go:118 +0x48 fp=0xc004ebdd08 sp=0xc004ebdce0 pc=0x489ae8
golang.org/x/sync/errgroup.(*Group).Wait(0xc002163780)
	/syzkaller/jobs-2/linux/gopath/pkg/mod/golang.org/x/sync@v0.11.0/errgroup/errgroup.go:56 +0x1e fp=0xc004ebdd28 sp=0xc004ebdd08 pc=0xf1519e
github.com/google/syzkaller/pkg/rpcserver.RunLocal({0x222f5b0?, 0xc002723e50?}, 0x2201c08?)
	/syzkaller/jobs-2/linux/gopath/src/github.com/google/syzkaller/pkg/rpcserver/local.go:54 +0x165 fp=0xc004ebdda8 sp=0xc004ebdd28 pc=0x11c5305
main.main()
	/syzkaller/jobs-2/linux/gopath/src/github.com/google/syzkaller/tools/syz-execprog/execprog.go:186 +0x906 fp=0xc004ebdf50 sp=0xc004ebdda8 pc=0x11d2046
runtime.main()
	/usr/local/go/src/runtime/proc.go:283 +0x28b fp=0xc004ebdfe0 sp=0xc004ebdf50 pc=0x44310b
runtime.goexit({})
	/usr/local/go/src/runtime/asm_amd64.s:1700 +0x1 fp=0xc004ebdfe8 sp=0xc004ebdfe0 pc=0x47e1a1

goroutine 2 gp=0xc0000028c0 m=nil [force gc (idle)]:
runtime.gopark(0x0?, 0x0?, 0x0?, 0x0?, 0x0?)
	/usr/local/go/src/runtime/proc.go:435 +0xce fp=0xc000078fa8 sp=0xc000078f88 pc=0x47658e
runtime.goparkunlock(...)
	/usr/local/go/src/runtime/proc.go:441
runtime.forcegchelper()
	/usr/local/go/src/runtime/proc.go:348 +0xb3 fp=0xc000078fe0 sp=0xc000078fa8 pc=0x443453
runtime.goexit({})
	/usr/local/go/src/runtime/asm_amd64.s:1700 +0x1 fp=0xc000078fe8 sp=0xc000078fe0 pc=0x47e1a1
created by runtime.init.7 in goroutine 1
	/usr/local/go/src/runtime/proc.go:336 +0x1a

goroutine 17 gp=0xc000104000 m=nil [GC sweep wait]:
runtime.gopark(0x1?, 0x0?, 0x0?, 0x0?, 0x0?)
	/usr/local/go/src/runtime/proc.go:435 +0xce fp=0xc000074780 sp=0xc000074760 pc=0x47658e
runtime.goparkunlock(...)
	/usr/local/go/src/runtime/proc.go:441
runtime.bgsweep(0xc000100000)
	/usr/local/go/src/runtime/mgcsweep.go:316 +0xdf fp=0xc0000747c8 sp=0xc000074780 pc=0x42c89f
runtime.gcenable.gowrap1()
	/usr/local/go/src/runtime/mgc.go:204 +0x25 fp=0xc0000747e0 sp=0xc0000747c8 pc=0x420d25
runtime.goexit({})
	/usr/local/go/src/runtime/asm_amd64.s:1700 +0x1 fp=0xc0000747e8 sp=0xc0000747e0 pc=0x47e1a1
created by runtime.gcenable in goroutine 1
	/usr/local/go/src/runtime/mgc.go:204 +0x66

goroutine 18 gp=0xc0001041c0 m=nil [GC scavenge wait]:
runtime.gopark(0x10000?, 0x2201b98?, 0x0?, 0x0?, 0x0?)
	/usr/local/go/src/runtime/proc.go:435 +0xce fp=0xc000074f78 sp=0xc000074f58 pc=0x47658e
runtime.goparkunlock(...)
	/usr/local/go/src/runtime/proc.go:441
runtime.(*scavengerState).park(0x30b9480)
	/usr/local/go/src/runtime/mgcscavenge.go:425 +0x49 fp=0xc000074fa8 sp=0xc000074f78 pc=0x42a309
runtime.bgscavenge(0xc000100000)
	/usr/local/go/src/runtime/mgcscavenge.go:658 +0x59 fp=0xc000074fc8 sp=0xc000074fa8 pc=0x42a899
runtime.gcenable.gowrap2()
	/usr/local/go/src/runtime/mgc.go:205 +0x25 fp=0xc000074fe0 sp=0xc000074fc8 pc=0x420cc5
runtime.goexit({})
	/usr/local/go/src/runtime/asm_amd64.s:1700 +0x1 fp=0xc000074fe8 sp=0xc000074fe0 pc=0x47e1a1
created by runtime.gcenable in goroutine 1
	/usr/local/go/src/runtime/mgc.go:205 +0xa5

goroutine 19 gp=0xc000104380 m=nil [finalizer wait]:
runtime.gopark(0x30de620?, 0x490013?, 0x78?, 0x86?, 0x4188de?)
	/usr/local/go/src/runtime/proc.go:435 +0xce fp=0xc000078630 sp=0xc000078610 pc=0x47658e
runtime.runfinq()
	/usr/local/go/src/runtime/mfinal.go:196 +0x107 fp=0xc0000787e0 sp=0xc000078630 pc=0x41fce7
runtime.goexit({})
	/usr/local/go/src/runtime/asm_amd64.s:1700 +0x1 fp=0xc0000787e8 sp=0xc0000787e0 pc=0x47e1a1
created by runtime.createfing in goroutine 1
	/usr/local/go/src/runtime/mfinal.go:166 +0x3d

goroutine 20 gp=0xc000104540 m=nil [GC worker (idle)]:
runtime.gopark(0x209c328?, 0xc000132180?, 0x1b?, 0xa?, 0x0?)
	/usr/local/go/src/runtime/proc.go:435 +0xce fp=0xc000075738 sp=0xc000075718 pc=0x47658e
runtime.gcBgMarkWorker(0xc00010a0e0)
	/usr/local/go/src/runtime/mgc.go:1423 +0xe9 fp=0xc0000757c8 sp=0xc000075738 pc=0x423189
runtime.gcBgMarkStartWorkers.gowrap1()
	/usr/local/go/src/runtime/mgc.go:1339 +0x25 fp=0xc0000757e0 sp=0xc0000757c8 pc=0x423065
runtime.goexit({})
	/usr/local/go/src/runtime/asm_amd64.s:1700 +0x1 fp=0xc0000757e8 sp=0xc0000757e0 pc=0x47e1a1
created by runtime.gcBgMarkStartWorkers in goroutine 1
	/usr/local/go/src/runtime/mgc.go:1339 +0x105

goroutine 21 gp=0xc000104700 m=nil [GC worker (idle)]:
runtime.gopark(0x30de620?, 0x2?, 0x5b?, 0xe3?, 0x0?)
	/usr/local/go/src/runtime/proc.go:435 +0xce fp=0xc000075f38 sp=0xc000075f18 pc=0x47658e
runtime.gcBgMarkWorker(0xc00010a0e0)
	/usr/local/go/src/runtime/mgc.go:1423 +0xe9 fp=0xc000075fc8 sp=0xc000075f38 pc=0x423189
runtime.gcBgMarkStartWorkers.gowrap1()
	/usr/local/go/src/runtime/mgc.go:1339 +0x25 fp=0xc000075fe0 sp=0xc000075fc8 pc=0x423065
runtime.goexit({})
	/usr/local/go/src/runtime/asm_amd64.s:1700 +0x1 fp=0xc000075fe8 sp=0xc000075fe0 pc=0x47e1a1
created by runtime.gcBgMarkStartWorkers in goroutine 1
	/usr/local/go/src/runtime/mgc.go:1339 +0x105

goroutine 22 gp=0xc000105180 m=nil [select]:
runtime.gopark(0xc0002c7f78?, 0x3?, 0x5?, 0x7f?, 0xc0002c7f72?)
	/usr/local/go/src/runtime/proc.go:435 +0xce fp=0xc0002c7e00 sp=0xc0002c7de0 pc=0x47658e
runtime.selectgo(0xc0002c7f78, 0xc0002c7f6c, 0xc000156d00?, 0x0, 0x0?, 0x1)
	/usr/local/go/src/runtime/select.go:351 +0x837 fp=0xc0002c7f38 sp=0xc0002c7e00 pc=0x455757
go.opencensus.io/stats/view.(*worker).start(0xc000156d00)
	/syzkaller/jobs-2/linux/gopath/pkg/mod/go.opencensus.io@v0.24.0/stats/view/worker.go:292 +0x9f fp=0xc0002c7fc8 sp=0xc0002c7f38 pc=0xff357f
go.opencensus.io/stats/view.init.0.gowrap1()
	/syzkaller/jobs-2/linux/gopath/pkg/mod/go.opencensus.io@v0.24.0/stats/view/worker.go:34 +0x25 fp=0xc0002c7fe0 sp=0xc0002c7fc8 pc=0xff28e5
runtime.goexit({})
	/usr/local/go/src/runtime/asm_amd64.s:1700 +0x1 fp=0xc0002c7fe8 sp=0xc0002c7fe0 pc=0x47e1a1
created by go.opencensus.io/stats/view.init.0 in goroutine 1
	/syzkaller/jobs-2/linux/gopath/pkg/mod/go.opencensus.io@v0.24.0/stats/view/worker.go:34 +0x8d

goroutine 23 gp=0xc000105340 m=nil [chan receive]:
runtime.gopark(0xc000051a40?, 0xc00246f620?, 0x60?, 0x7f?, 0x5eda28?)
	/usr/local/go/src/runtime/proc.go:435 +0xce fp=0xc000077f18 sp=0xc000077ef8 pc=0x47658e
runtime.chanrecv(0xc00010a1c0, 0x0, 0x1)
	/usr/local/go/src/runtime/chan.go:664 +0x445 fp=0xc000077f90 sp=0xc000077f18 pc=0x411d25
runtime.chanrecv1(0x0?, 0x0?)
	/usr/local/go/src/runtime/chan.go:506 +0x12 fp=0xc000077fb8 sp=0xc000077f90 pc=0x4118b2
runtime.unique_runtime_registerUniqueMapCleanup.func2(...)
	/usr/local/go/src/runtime/mgc.go:1796
runtime.unique_runtime_registerUniqueMapCleanup.gowrap1()
	/usr/local/go/src/runtime/mgc.go:1799 +0x2f fp=0xc000077fe0 sp=0xc000077fb8 pc=0x423e6f
runtime.goexit({})
	/usr/local/go/src/runtime/asm_amd64.s:1700 +0x1 fp=0xc000077fe8 sp=0xc000077fe0 pc=0x47e1a1
created by unique.runtime_registerUniqueMapCleanup in goroutine 1
	/usr/local/go/src/runtime/mgc.go:1794 +0x79

goroutine 25 gp=0xc000002000 m=nil [chan receive]:
runtime.gopark(0xc0009300f0?, 0xc001651560?, 0x80?, 0x90?, 0xeb4560?)
	/usr/local/go/src/runtime/proc.go:435 +0xce fp=0xc0000796f8 sp=0xc0000796d8 pc=0x47658e
runtime.chanrecv(0xc000930070, 0xc0000797b8, 0x1)
	/usr/local/go/src/runtime/chan.go:664 +0x445 fp=0xc000079770 sp=0xc0000796f8 pc=0x411d25
runtime.chanrecv2(0xc000a007d0?, 0xc00092e008?)
	/usr/local/go/src/runtime/chan.go:511 +0x12 fp=0xc000079798 sp=0xc000079770 pc=0x4118d2
github.com/google/syzkaller/pkg/stat.newSet.func1()
	/syzkaller/jobs-2/linux/gopath/src/github.com/google/syzkaller/pkg/stat/set.go:95 +0x66 fp=0xc0000797e0 sp=0xc000079798 pc=0xeb3066
runtime.goexit({})
	/usr/local/go/src/runtime/asm_amd64.s:1700 +0x1 fp=0xc0000797e8 sp=0xc0000797e0 pc=0x47e1a1
created by github.com/google/syzkaller/pkg/stat.newSet in goroutine 1
	/syzkaller/jobs-2/linux/gopath/src/github.com/google/syzkaller/pkg/stat/set.go:94 +0xd6

goroutine 5 gp=0xc0026f2700 m=nil [chan receive]:
runtime.gopark(0xe8eea5?, 0x143b980?, 0x1?, 0x55?, 0xc000076758?)
	/usr/local/go/src/runtime/proc.go:435 +0xce fp=0xc0000766c8 sp=0xc0000766a8 pc=0x47658e
runtime.chanrecv(0xc00086ea10, 0x0, 0x1)
	/usr/local/go/src/runtime/chan.go:664 +0x445 fp=0xc000076740 sp=0xc0000766c8 pc=0x411d25
runtime.chanrecv1(0xc00086ea10?, 0xc0000767b0?)
	/usr/local/go/src/runtime/chan.go:506 +0x12 fp=0xc000076768 sp=0xc000076740 pc=0x4118b2
github.com/google/syzkaller/pkg/osutil.HandleInterrupts.func1()
	/syzkaller/jobs-2/linux/gopath/src/github.com/google/syzkaller/pkg/osutil/osutil_unix.go:77 +0x78 fp=0xc0000767e0 sp=0xc000076768 pc=0xe90678
runtime.goexit({})
	/usr/local/go/src/runtime/asm_amd64.s:1700 +0x1 fp=0xc0000767e8 sp=0xc0000767e0 pc=0x47e1a1
created by github.com/google/syzkaller/pkg/osutil.HandleInterrupts in goroutine 1
	/syzkaller/jobs-2/linux/gopath/src/github.com/google/syzkaller/pkg/osutil/osutil_unix.go:74 +0x4f

goroutine 6 gp=0xc0026f28c0 m=nil [select]:
runtime.gopark(0xc000076fb0?, 0x2?, 0x0?, 0x0?, 0xc000076f9c?)
	/usr/local/go/src/runtime/proc.go:435 +0xce fp=0xc000076e30 sp=0xc000076e10 pc=0x47658e
runtime.selectgo(0xc000076fb0, 0xc000076f98, 0x0?, 0x0, 0x0?, 0x1)
	/usr/local/go/src/runtime/select.go:351 +0x837 fp=0xc000076f68 sp=0xc000076e30 pc=0x455757
github.com/google/syzkaller/pkg/rpcserver.cancelOnInterrupts.func1()
	/syzkaller/jobs-2/linux/gopath/src/github.com/google/syzkaller/pkg/rpcserver/local.go:90 +0x67 fp=0xc000076fe0 sp=0xc000076f68 pc=0x11c5847
runtime.goexit({})
	/usr/local/go/src/runtime/asm_amd64.s:1700 +0x1 fp=0xc000076fe8 sp=0xc000076fe0 pc=0x47e1a1
created by github.com/google/syzkaller/pkg/rpcserver.cancelOnInterrupts in goroutine 1
	/syzkaller/jobs-2/linux/gopath/src/github.com/google/syzkaller/pkg/rpcserver/local.go:89 +0xb8

goroutine 7 gp=0xc0026f2a80 m=nil [select]:
runtime.gopark(0xc0002c9e40?, 0x2?, 0x3?, 0x0?, 0xc0002c9dd4?)
	/usr/local/go/src/runtime/proc.go:435 +0xce fp=0xc0002c9c58 sp=0xc0002c9c38 pc=0x47658e
runtime.selectgo(0xc0002c9e40, 0xc0002c9dd0, 0x7fffce9aee79?, 0x0, 0xc0002c9ea0?, 0x1)
	/usr/local/go/src/runtime/select.go:351 +0x837 fp=0xc0002c9d90 sp=0xc0002c9c58 pc=0x455757
github.com/google/syzkaller/pkg/rpcserver.(*local).RunInstance(0xc0036ed780, {0x222f5b0, 0xc002471720}, 0x0)
	/syzkaller/jobs-2/linux/gopath/src/github.com/google/syzkaller/pkg/rpcserver/local.go:160 +0x5cc fp=0xc0002c9f48 sp=0xc0002c9d90 pc=0x11c604c
github.com/google/syzkaller/pkg/rpcserver.RunLocal.func1()
	/syzkaller/jobs-2/linux/gopath/src/github.com/google/syzkaller/pkg/rpcserver/local.go:49 +0x25 fp=0xc0002c9f78 sp=0xc0002c9f48 pc=0x11c5405
golang.org/x/sync/errgroup.(*Group).Go.func1()
	/syzkaller/jobs-2/linux/gopath/pkg/mod/golang.org/x/sync@v0.11.0/errgroup/errgroup.go:78 +0x50 fp=0xc0002c9fe0 sp=0xc0002c9f78 pc=0xf152f0
runtime.goexit({})
	/usr/local/go/src/runtime/asm_amd64.s:1700 +0x1 fp=0xc0002c9fe8 sp=0xc0002c9fe0 pc=0x47e1a1
created by golang.org/x/sync/errgroup.(*Group).Go in goroutine 1
	/syzkaller/jobs-2/linux/gopath/pkg/mod/golang.org/x/sync@v0.11.0/errgroup/errgroup.go:75 +0x93

goroutine 8 gp=0xc0026f2c40 m=nil [sync.WaitGroup.Wait]:
runtime.gopark(0xc000079e90?, 0x419274?, 0x60?, 0xc?, 0x600000000000010?)
	/usr/local/go/src/runtime/proc.go:435 +0xce fp=0xc000079e30 sp=0xc000079e10 pc=0x47658e
runtime.goparkunlock(...)
	/usr/local/go/src/runtime/proc.go:441
runtime.semacquire1(0xc0021637d0, 0x0, 0x1, 0x0, 0x18)
	/usr/local/go/src/runtime/sema.go:188 +0x21d fp=0xc000079e98 sp=0xc000079e30 pc=0x4567fd
sync.runtime_SemacquireWaitGroup(0xc000129b00?)
	/usr/local/go/src/runtime/sema.go:110 +0x25 fp=0xc000079ed0 sp=0xc000079e98 pc=0x477b25
sync.(*WaitGroup).Wait(0x14ce180?)
	/usr/local/go/src/sync/waitgroup.go:118 +0x48 fp=0xc000079ef8 sp=0xc000079ed0 pc=0x489ae8
golang.org/x/sync/errgroup.(*Group).Wait(0xc0021637c0)
	/syzkaller/jobs-2/linux/gopath/pkg/mod/golang.org/x/sync@v0.11.0/errgroup/errgroup.go:56 +0x1e fp=0xc000079f18 sp=0xc000079ef8 pc=0xf1519e
github.com/google/syzkaller/pkg/rpcserver.(*server).Serve(0xc00154cea0, {0x222f5b0?, 0xc002471720?})
	/syzkaller/jobs-2/linux/gopath/src/github.com/google/syzkaller/pkg/rpcserver/rpcserver.go:262 +0x105 fp=0xc000079f50 sp=0xc000079f18 pc=0x11c7145
github.com/google/syzkaller/pkg/rpcserver.RunLocal.func2()
	/syzkaller/jobs-2/linux/gopath/src/github.com/google/syzkaller/pkg/rpcserver/local.go:52 +0x28 fp=0xc000079f78 sp=0xc000079f50 pc=0x11c53c8
golang.org/x/sync/errgroup.(*Group).Go.func1()
	/syzkaller/jobs-2/linux/gopath/pkg/mod/golang.org/x/sync@v0.11.0/errgroup/errgroup.go:78 +0x50 fp=0xc000079fe0 sp=0xc000079f78 pc=0xf152f0
runtime.goexit({})
	/usr/local/go/src/runtime/asm_amd64.s:1700 +0x1 fp=0xc000079fe8 sp=0xc000079fe0 pc=0x47e1a1
created by golang.org/x/sync/errgroup.(*Group).Go in goroutine 1
	/syzkaller/jobs-2/linux/gopath/pkg/mod/golang.org/x/sync@v0.11.0/errgroup/errgroup.go:75 +0x93

goroutine 9 gp=0xc0026f2e00 m=nil [IO wait]:
runtime.gopark(0x0?, 0x0?, 0x0?, 0x0?, 0x0?)
	/usr/local/go/src/runtime/proc.go:435 +0xce fp=0xc0002cac20 sp=0xc0002cac00 pc=0x47658e
runtime.netpollblock(0xc0002cac70?, 0x40ffe6?, 0x0?)
	/usr/local/go/src/runtime/netpoll.go:575 +0xf7 fp=0xc0002cac58 sp=0xc0002cac20 pc=0x43bbf7
internal/poll.runtime_pollWait(0x7fb0dd2a4ea8, 0x72)
	/usr/local/go/src/runtime/netpoll.go:351 +0x85 fp=0xc0002cac78 sp=0xc0002cac58 pc=0x4757a5
internal/poll.(*pollDesc).wait(0xc000886480?, 0x900000036?, 0x0)
	/usr/local/go/src/internal/poll/fd_poll_runtime.go:84 +0x27 fp=0xc0002caca0 sp=0xc0002cac78 pc=0x4fd147
internal/poll.(*pollDesc).waitRead(...)
	/usr/local/go/src/internal/poll/fd_poll_runtime.go:89
internal/poll.(*FD).Accept(0xc000886480)
	/usr/local/go/src/internal/poll/fd_unix.go:620 +0x295 fp=0xc0002cad48 sp=0xc0002caca0 pc=0x502515
net.(*netFD).accept(0xc000886480)
	/usr/local/go/src/net/fd_unix.go:172 +0x29 fp=0xc0002cae00 sp=0xc0002cad48 pc=0x6084a9
net.(*TCPListener).accept(0xc002163740)
	/usr/local/go/src/net/tcpsock_posix.go:159 +0x1b fp=0xc0002cae50 sp=0xc0002cae00 pc=0x61ec5b
net.(*TCPListener).Accept(0xc002163740)
	/usr/local/go/src/net/tcpsock.go:380 +0x30 fp=0xc0002cae80 sp=0xc0002cae50 pc=0x61de50
github.com/google/syzkaller/pkg/flatrpc.(*Serv).Serve(0xc000129aa0, {0x222f5b0?, 0xc002471770?}, 0xc001614bf0)
	/syzkaller/jobs-2/linux/gopath/src/github.com/google/syzkaller/pkg/flatrpc/conn.go:56 +0xcd fp=0xc0002caf30 sp=0xc0002cae80 pc=0xf1608d
github.com/google/syzkaller/pkg/rpcserver.(*server).Serve.func1()
	/syzkaller/jobs-2/linux/gopath/src/github.com/google/syzkaller/pkg/rpcserver/rpcserver.go:242 +0x79 fp=0xc0002caf78 sp=0xc0002caf30 pc=0x11c72b9
golang.org/x/sync/errgroup.(*Group).Go.func1()
	/syzkaller/jobs-2/linux/gopath/pkg/mod/golang.org/x/sync@v0.11.0/errgroup/errgroup.go:78 +0x50 fp=0xc0002cafe0 sp=0xc0002caf78 pc=0xf152f0
runtime.goexit({})
	/usr/local/go/src/runtime/asm_amd64.s:1700 +0x1 fp=0xc0002cafe8 sp=0xc0002cafe0 pc=0x47e1a1
created by golang.org/x/sync/errgroup.(*Group).Go in goroutine 8
	/syzkaller/jobs-2/linux/gopath/pkg/mod/golang.org/x/sync@v0.11.0/errgroup/errgroup.go:75 +0x93

goroutine 11 gp=0xc0026f3180 m=nil [select, locked to thread]:
runtime.gopark(0xc00007b7a8?, 0x2?, 0xe0?, 0x2a?, 0xc00007b794?)
	/usr/local/go/src/runtime/proc.go:435 +0xce fp=0xc00007b620 sp=0xc00007b600 pc=0x47658e
runtime.selectgo(0xc00007b7a8, 0xc00007b790, 0x0?, 0x0, 0x0?, 0x1)
	/usr/local/go/src/runtime/select.go:351 +0x837 fp=0xc00007b758 sp=0xc00007b620 pc=0x455757
runtime.ensureSigM.func1()
	/usr/local/go/src/runtime/signal_unix.go:1085 +0x192 fp=0xc00007b7e0 sp=0xc00007b758 pc=0x470fd2
runtime.goexit({})
	/usr/local/go/src/runtime/asm_amd64.s:1700 +0x1 fp=0xc00007b7e8 sp=0xc00007b7e0 pc=0x47e1a1
created by runtime.ensureSigM in goroutine 5
	/usr/local/go/src/runtime/signal_unix.go:1068 +0xc8

goroutine 12 gp=0xc0026f36c0 m=4 mp=0xc000a3b808 [syscall]:
runtime.notetsleepg(0x30dd6c0, 0xffffffffffffffff)
	/usr/local/go/src/runtime/lock_futex.go:123 +0x29 fp=0xc00007bfa0 sp=0xc00007bf78 pc=0x417289
os/signal.signal_recv()
	/usr/local/go/src/runtime/sigqueue.go:152 +0x29 fp=0xc00007bfc0 sp=0xc00007bfa0 pc=0x478609
os/signal.loop()
	/usr/local/go/src/os/signal/signal_unix.go:23 +0x13 fp=0xc00007bfe0 sp=0xc00007bfc0 pc=0xe8f293
runtime.goexit({})
	/usr/local/go/src/runtime/asm_amd64.s:1700 +0x1 fp=0xc00007bfe8 sp=0xc00007bfe0 pc=0x47e1a1
created by os/signal.Notify.func1.1 in goroutine 5
	/usr/local/go/src/os/signal/signal.go:152 +0x1f

goroutine 13 gp=0xc0026f3c00 m=nil [chan receive]:
runtime.gopark(0xc00260c000?, 0x138b440?, 0x1?, 0x0?, 0xc001d3e7a8?)
	/usr/local/go/src/runtime/proc.go:435 +0xce fp=0xc001d3e718 sp=0xc001d3e6f8 pc=0x47658e
runtime.chanrecv(0xc004c35ab0, 0x0, 0x1)
	/usr/local/go/src/runtime/chan.go:664 +0x445 fp=0xc001d3e790 sp=0xc001d3e718 pc=0x411d25
runtime.chanrecv1(0xc0024717c0?, 0xc000230100?)
	/usr/local/go/src/runtime/chan.go:506 +0x12 fp=0xc001d3e7b8 sp=0xc001d3e790 pc=0x4118b2
github.com/google/syzkaller/pkg/flatrpc.(*Serv).Serve.func1()
	/syzkaller/jobs-2/linux/gopath/src/github.com/google/syzkaller/pkg/flatrpc/conn.go:52 +0x2c fp=0xc001d3e7e0 sp=0xc001d3e7b8 pc=0xf1654c
runtime.goexit({})
	/usr/local/go/src/runtime/asm_amd64.s:1700 +0x1 fp=0xc001d3e7e8 sp=0xc001d3e7e0 pc=0x47e1a1
created by github.com/google/syzkaller/pkg/flatrpc.(*Serv).Serve in goroutine 9
	/syzkaller/jobs-2/linux/gopath/src/github.com/google/syzkaller/pkg/flatrpc/conn.go:50 +0xb7

goroutine 26 gp=0xc00139c8c0 m=nil [select]:
runtime.gopark(0xc000077738?, 0x2?, 0x88?, 0x75?, 0xc0000776c4?)
	/usr/local/go/src/runtime/proc.go:435 +0xce fp=0xc000077550 sp=0xc000077530 pc=0x47658e
runtime.selectgo(0xc000077738, 0xc0000776c0, 0xfef165?, 0x1, 0xc000077772?, 0x1)
	/usr/local/go/src/runtime/select.go:351 +0x837 fp=0xc000077688 sp=0xc000077550 pc=0x455757
os/exec.(*Cmd).watchCtx(0xc002712d80, 0xc004d97810)
	/usr/local/go/src/os/exec/exec.go:789 +0xb2 fp=0xc0000777c0 sp=0xc000077688 pc=0x999d12
os/exec.(*Cmd).Start.gowrap2()
	/usr/local/go/src/os/exec/exec.go:775 +0x25 fp=0xc0000777e0 sp=0xc0000777c0 pc=0x9999c5
runtime.goexit({})
	/usr/local/go/src/runtime/asm_amd64.s:1700 +0x1 fp=0xc0000777e8 sp=0xc0000777e0 pc=0x47e1a1
created by os/exec.(*Cmd).Start in goroutine 7
	/usr/local/go/src/os/exec/exec.go:775 +0x8f3

goroutine 14 gp=0xc001a56540 m=nil [chan receive]:
runtime.gopark(0x2245e00?, 0x138b440?, 0x0?, 0x0?, 0xc001d3efa8?)
	/usr/local/go/src/runtime/proc.go:435 +0xce fp=0xc001d3ef18 sp=0xc001d3eef8 pc=0x47658e
runtime.chanrecv(0xc004d97880, 0x0, 0x1)
	/usr/local/go/src/runtime/chan.go:664 +0x445 fp=0xc001d3ef90 sp=0xc001d3ef18 pc=0x411d25
runtime.chanrecv1(0xc002471810?, 0x1471240?)
	/usr/local/go/src/runtime/chan.go:506 +0x12 fp=0xc001d3efb8 sp=0xc001d3ef90 pc=0x4118b2
github.com/google/syzkaller/pkg/flatrpc.(*Serv).Serve.func2.1()
	/syzkaller/jobs-2/linux/gopath/src/github.com/google/syzkaller/pkg/flatrpc/conn.go:75 +0x2c fp=0xc001d3efe0 sp=0xc001d3efb8 pc=0xf164ec
runtime.goexit({})
	/usr/local/go/src/runtime/asm_amd64.s:1700 +0x1 fp=0xc001d3efe8 sp=0xc001d3efe0 pc=0x47e1a1
created by github.com/google/syzkaller/pkg/flatrpc.(*Serv).Serve.func2 in goroutine 27
	/syzkaller/jobs-2/linux/gopath/src/github.com/google/syzkaller/pkg/flatrpc/conn.go:74 +0x17c

goroutine 15 gp=0xc001a56700 m=nil [chan receive]:
runtime.gopark(0x222f5b0?, 0x138b440?, 0x60?, 0x18?, 0xc00007a7a8?)
	/usr/local/go/src/runtime/proc.go:435 +0xce fp=0xc00007a718 sp=0xc00007a6f8 pc=0x47658e
runtime.chanrecv(0xc004c35c70, 0x0, 0x1)
	/usr/local/go/src/runtime/chan.go:664 +0x445 fp=0xc00007a790 sp=0xc00007a718 pc=0x411d25
runtime.chanrecv1(0xc002471950?, 0x0?)
	/usr/local/go/src/runtime/chan.go:506 +0x12 fp=0xc00007a7b8 sp=0xc00007a790 pc=0x4118b2
github.com/google/syzkaller/pkg/rpcserver.(*server).connectionLoop.func1()
	/syzkaller/jobs-2/linux/gopath/src/github.com/google/syzkaller/pkg/rpcserver/rpcserver.go:417 +0x2c fp=0xc00007a7e0 sp=0xc00007a7b8 pc=0x11c8c2c
runtime.goexit({})
	/usr/local/go/src/runtime/asm_amd64.s:1700 +0x1 fp=0xc00007a7e8 sp=0xc00007a7e0 pc=0x47e1a1
created by github.com/google/syzkaller/pkg/rpcserver.(*server).connectionLoop in goroutine 27
	/syzkaller/jobs-2/linux/gopath/src/github.com/google/syzkaller/pkg/rpcserver/rpcserver.go:416 +0xdd