plan9-arm at 07e5527249cb0b152a3807d67ea83bafd71d2496

:: Running /boot/workdir/go/src/make.rc with args ["/boot/workdir/go/src/make.rc"] and env ["home=/usr/glenda" "path=.\x00/bin" "type=host-plan9-arm-0intro" "GOARM=7" "GO_BUILD_KEY_DELETE_AFTER_READ=false" "status=" "GO_TEST_TIMEOUT_SCALE=6" "fs=dircache" "GOCACHE=/boot/cache" "GOROOT_BOOTSTRAP=/boot/workdir/go1.4" "workdir=/boot/workdir" "objtype=arm" "*=dircache" "WORKDIR=/boot/workdir" "GO_BUILDER_NAME=plan9-arm" "GOBIN=" "GOROOT_BOOTSTRAP=/sys/lib/go1.16"] in dir /boot/workdir/go/src

Building Go cmd/dist using /sys/lib/go1.16
Building Go toolchain1 using /sys/lib/go1.16.
fatal error: unexpected signal during runtime execution
[signal sys: trap: fault read code=0x0 addr=0x0 pc=0x21424]

runtime stack:
runtime.throw(0x511f14, 0x2a)
	/sys/lib/go1.16/src/runtime/panic.go:1117 +0x5c
runtime.sigpanic()
	/sys/lib/go1.16/src/runtime/os_plan9.go:79 +0x4e4
runtime.spanOfUnchecked(...)
	/sys/lib/go1.16/src/runtime/mheap.go:668
runtime.scanobject(0x10e32e00, 0x10c36084)
	/sys/lib/go1.16/src/runtime/mgcmark.go:1212 +0x60
runtime.gcDrain(0x10c36084, 0x2)
	/sys/lib/go1.16/src/runtime/mgcmark.go:1048 +0x2dc
runtime.gcBgMarkWorker.func2()
	/sys/lib/go1.16/src/runtime/mgc.go:1999 +0x124
runtime.systemstack(0x7f7544)
	/sys/lib/go1.16/src/runtime/asm_arm.s:347 +0x84
runtime.mstart()
	/sys/lib/go1.16/src/runtime/proc.go:1246

goroutine 17 [GC worker (idle)]:
runtime.systemstack_switch()
	/sys/lib/go1.16/src/runtime/asm_arm.s:294 +0x4 fp=0x10cf8f8c sp=0x10cf8f88 pc=0x61ee4
runtime.gcBgMarkWorker()
	/sys/lib/go1.16/src/runtime/mgc.go:1967 +0x12c fp=0x10cf8fec sp=0x10cf8f8c pc=0x1cc34
runtime.goexit()
	/sys/lib/go1.16/src/runtime/asm_arm.s:841 +0x4 fp=0x10cf8fec sp=0x10cf8fec pc=0x63bcc
created by runtime.gcBgMarkStartWorkers
	/sys/lib/go1.16/src/runtime/mgc.go:1835 +0x28

goroutine 1 [semacquire]:
sync.runtime_Semacquire(0x10c259d8)
	/sys/lib/go1.16/src/runtime/sema.go:56 +0x34
sync.(*WaitGroup).Wait(0x10c259d0)
	/sys/lib/go1.16/src/sync/waitgroup.go:130 +0x84
cmd/go/internal/work.(*Builder).Do(0x10f37bc0, 0x5bba4c, 0x10c2435c, 0x11188790)
	/sys/lib/go1.16/src/cmd/go/internal/work/exec.go:207 +0x434
cmd/go/internal/work.InstallPackages(0x5bba4c, 0x10c2435c, 0x10c20080, 0x1, 0x2, 0x10d3c600, 0x55, 0x80)
	/sys/lib/go1.16/src/cmd/go/internal/work/build.go:720 +0xb78
cmd/go/internal/work.runInstall(0x5bba4c, 0x10c2435c, 0x7e1be8, 0x10c20080, 0x1, 0x2)
	/sys/lib/go1.16/src/cmd/go/internal/work/build.go:628 +0x460
main.main()
	/sys/lib/go1.16/src/cmd/go/main.go:195 +0x868

goroutine 1688 [chan receive]:
syscall.WaitProcess(0x369, 0x10f3b488, 0x36, 0x61c40)
	/sys/lib/go1.16/src/syscall/exec_plan9.go:586 +0x118
os.(*Process).wait(0x10e494d0, 0xe7a6fdbd, 0x16af8471, 0x1e7bc21d)
	/sys/lib/go1.16/src/os/exec_plan9.go:72 +0x40
os.(*Process).Wait(...)
	/sys/lib/go1.16/src/os/exec.go:129
os/exec.(*Cmd).Wait(0x1105f290, 0x0, 0x0)
	/sys/lib/go1.16/src/os/exec/exec.go:507 +0x50
os/exec.(*Cmd).Run(0x1105f290, 0xc053e417, 0x46c56c1e)
	/sys/lib/go1.16/src/os/exec/exec.go:341 +0x48
cmd/go/internal/work.(*Builder).runOut(0x10f37bc0, 0x10e811e0, 0x10c2a420, 0x2c, 0x0, 0x0, 0x0, 0x10ca1040, 0xf, 0x14, ...)
	/sys/lib/go1.16/src/cmd/go/internal/work/exec.go:2066 +0x798
cmd/go/internal/work.gcToolchain.gc(0x10f37bc0, 0x10e811e0, 0x10e486f0, 0x24, 0x10d9eb00, 0x3ff, 0x52d, 0x0, 0x0, 0x0, ...)
	/sys/lib/go1.16/src/cmd/go/internal/work/gc.go:177 +0xa34
cmd/go/internal/work.(*Builder).build(0x10f37bc0, 0x5bba4c, 0x10c2435c, 0x10e811e0, 0x0, 0x0)
	/sys/lib/go1.16/src/cmd/go/internal/work/exec.go:755 +0x1ab4
cmd/go/internal/work.(*Builder).Do.func2(0x5bba4c, 0x10c2435c, 0x10e811e0)
	/sys/lib/go1.16/src/cmd/go/internal/work/exec.go:136 +0x1e4
cmd/go/internal/work.(*Builder).Do.func3(0x11128e98, 0x10c259d0, 0x10f37bc0, 0x10e778b0)
	/sys/lib/go1.16/src/cmd/go/internal/work/exec.go:198 +0x9c
created by cmd/go/internal/work.(*Builder).Do
	/sys/lib/go1.16/src/cmd/go/internal/work/exec.go:184 +0x414

goroutine 1886 [syscall]:
syscall.Syscall6(0x32, 0x7, 0x10d92200, 0x200, 0xffffffff, 0xffffffff, 0x0, 0x766e652f, 0x4f4f542f, 0x200, ...)
	/sys/lib/go1.16/src/syscall/asm_plan9_arm.s:51 +0x8
syscall.Pread(0x7, 0x10d92200, 0x200, 0x200, 0xffffffff, 0xffffffff, 0x0, 0x0, 0xe9b58)
	/sys/lib/go1.16/src/syscall/zsyscall_plan9_arm.go:218 +0x58
syscall.Read(...)
	/sys/lib/go1.16/src/syscall/syscall_plan9.go:166
os.(*File).read(0x110b1498, 0x10d92200, 0x200, 0x200, 0x540224, 0xe9f78, 0x10d92200)
	/sys/lib/go1.16/src/os/file_plan9.go:252 +0x50
os.(*File).Read(0x110b1498, 0x10d92200, 0x200, 0x200, 0x4ed820, 0x10aa9aa8, 0x0)
	/sys/lib/go1.16/src/os/file.go:117 +0x60
bytes.(*Buffer).ReadFrom(0x10f3a7c8, 0x5b7a60, 0x110b1498, 0x10aa9aa8, 0x10f3a7c8, 0x1, 0x0)
	/sys/lib/go1.16/src/bytes/buffer.go:204 +0xa4
io.copyBuffer(0x5b718c, 0x10f3a7c8, 0x5b7a60, 0x110b1498, 0x0, 0x0, 0x0, 0x11180180, 0xf1d38, 0x11180180, ...)
	/sys/lib/go1.16/src/io/io.go:409 +0x340
io.Copy(...)
	/sys/lib/go1.16/src/io/io.go:382
os/exec.(*Cmd).writerDescriptor.func1(0x2a, 0x11054b60)
	/sys/lib/go1.16/src/os/exec/exec.go:311 +0x50
os/exec.(*Cmd).Start.func1(0x1105ee70, 0x10faa1b0)
	/sys/lib/go1.16/src/os/exec/exec.go:441 +0x1c
created by os/exec.(*Cmd).Start
	/sys/lib/go1.16/src/os/exec/exec.go:440 +0x480

goroutine 1687 [runnable]:
cmd/go/internal/cache.(*Cache).put(0x10e76d20, 0x3696efab, 0x1e9743f9, 0x9995e64c, 0x50e0d8b3, 0xf817b806, 0x6499393, 0x702fa70b, 0x56558e9f, 0x5b9c50, ...)
	/sys/lib/go1.16/src/cmd/go/internal/cache/cache.go:420 +0xa8
cmd/go/internal/cache.(*Cache).Put(...)
	/sys/lib/go1.16/src/cmd/go/internal/cache/cache.go:403
cmd/go/internal/work.(*Builder).updateBuildID(0x10f37bc0, 0x10e80fd0, 0x10d29560, 0x24, 0x1, 0x0, 0x4)
	/sys/lib/go1.16/src/cmd/go/internal/work/buildid.go:682 +0x528
cmd/go/internal/work.(*Builder).build(0x10f37bc0, 0x5bba4c, 0x10c2435c, 0x10e80fd0, 0x0, 0x0)
	/sys/lib/go1.16/src/cmd/go/internal/work/exec.go:860 +0x27e8
cmd/go/internal/work.(*Builder).Do.func2(0x5bba4c, 0x10c2435c, 0x10e80fd0)
	/sys/lib/go1.16/src/cmd/go/internal/work/exec.go:136 +0x1e4
cmd/go/internal/work.(*Builder).Do.func3(0x11128e98, 0x10c259d0, 0x10f37bc0, 0x10e778b0)
	/sys/lib/go1.16/src/cmd/go/internal/work/exec.go:198 +0x9c
created by cmd/go/internal/work.(*Builder).Do
	/sys/lib/go1.16/src/cmd/go/internal/work/exec.go:184 +0x414

goroutine 1689 [chan receive]:
syscall.WaitProcess(0x354, 0x10e10000, 0x3c, 0x61c40)
	/sys/lib/go1.16/src/syscall/exec_plan9.go:586 +0x118
os.(*Process).wait(0x10e84180, 0x61c84060, 0x16af8471, 0xfd298c0)
	/sys/lib/go1.16/src/os/exec_plan9.go:72 +0x40
os.(*Process).Wait(...)
	/sys/lib/go1.16/src/os/exec.go:129
os/exec.(*Cmd).Wait(0x1105ee70, 0x0, 0x0)
	/sys/lib/go1.16/src/os/exec/exec.go:507 +0x50
os/exec.(*Cmd).Run(0x1105ee70, 0xc053e417, 0xc0e6aec1)
	/sys/lib/go1.16/src/os/exec/exec.go:341 +0x48
cmd/go/internal/work.(*Builder).runOut(0x10f37bc0, 0x10e7e8f0, 0x10c2a420, 0x2c, 0x0, 0x0, 0x0, 0x10dbca00, 0x1f, 0x28, ...)
	/sys/lib/go1.16/src/cmd/go/internal/work/exec.go:2066 +0x798
cmd/go/internal/work.gcToolchain.gc(0x10f37bc0, 0x10e7e8f0, 0x10d28930, 0x24, 0x10cd8c00, 0x6df, 0xb3c, 0x0, 0x0, 0x0, ...)
	/sys/lib/go1.16/src/cmd/go/internal/work/gc.go:177 +0xa34
cmd/go/internal/work.(*Builder).build(0x10f37bc0, 0x5bba4c, 0x10c2435c, 0x10e7e8f0, 0x0, 0x0)
	/sys/lib/go1.16/src/cmd/go/internal/work/exec.go:755 +0x1ab4
cmd/go/internal/work.(*Builder).Do.func2(0x5bba4c, 0x10c2435c, 0x10e7e8f0)
	/sys/lib/go1.16/src/cmd/go/internal/work/exec.go:136 +0x1e4
cmd/go/internal/work.(*Builder).Do.func3(0x11128e98, 0x10c259d0, 0x10f37bc0, 0x10e778b0)
	/sys/lib/go1.16/src/cmd/go/internal/work/exec.go:198 +0x9c
created by cmd/go/internal/work.(*Builder).Do
	/sys/lib/go1.16/src/cmd/go/internal/work/exec.go:184 +0x414

goroutine 1896 [syscall, locked to thread]:
syscall.Syscall(0x2f, 0x111f7d3c, 0x200, 0x0, 0x0, 0x0, 0x0, 0x0)
	/sys/lib/go1.16/src/syscall/asm_plan9_arm.s:16 +0x8
syscall.await(0x111f7d3c, 0x200, 0x200, 0x10c38004, 0x2, 0x3)
	/sys/lib/go1.16/src/syscall/zsyscall_plan9_arm.go:45 +0x40
syscall.Await(0x10d48ac0, 0x10d48ac0, 0x354)
	/sys/lib/go1.16/src/syscall/syscall_plan9.go:265 +0x50
syscall.startProcess.func1(0x10d28960, 0x2a, 0x10faa140, 0x2, 0x2, 0x10d600f0, 0x11180100)
	/sys/lib/go1.16/src/syscall/exec_plan9.go:510 +0x16c
created by syscall.startProcess
	/sys/lib/go1.16/src/syscall/exec_plan9.go:485 +0x74

goroutine 1900 [syscall, locked to thread]:
syscall.Syscall(0x2f, 0x1137dd3c, 0x200, 0x0, 0x0, 0x0, 0x0, 0x0)
	/sys/lib/go1.16/src/syscall/asm_plan9_arm.s:16 +0x8
syscall.await(0x1137dd3c, 0x200, 0x200, 0x10c34004, 0x2, 0x3)
	/sys/lib/go1.16/src/syscall/zsyscall_plan9_arm.go:45 +0x40
syscall.Await(0x10e287e0, 0x10e287e0, 0x369)
	/sys/lib/go1.16/src/syscall/syscall_plan9.go:265 +0x50
syscall.startProcess.func1(0x10e488a0, 0x2a, 0x1105f1e0, 0x15, 0x16, 0x10d60360, 0x11180680)
	/sys/lib/go1.16/src/syscall/exec_plan9.go:510 +0x16c
created by syscall.startProcess
	/sys/lib/go1.16/src/syscall/exec_plan9.go:485 +0x74

goroutine 1901 [runnable]:
io.copyBuffer(0x5b718c, 0x10f3b398, 0x5b7a60, 0x110b1c90, 0x0, 0x0, 0x0, 0x10e7c200, 0xf1d38, 0x10e7c200, ...)
	/sys/lib/go1.16/src/io/io.go:401 +0x3b8
io.Copy(...)
	/sys/lib/go1.16/src/io/io.go:382
os/exec.(*Cmd).writerDescriptor.func1(0x10e7c200, 0x10c3dfdc)
	/sys/lib/go1.16/src/os/exec/exec.go:311 +0x50
os/exec.(*Cmd).Start.func1(0x1105f290, 0x10faa4c0)
	/sys/lib/go1.16/src/os/exec/exec.go:441 +0x1c
created by os/exec.(*Cmd).Start
	/sys/lib/go1.16/src/os/exec/exec.go:440 +0x480

goroutine 1690 [runnable]:
syscall.Syscall6(0x32, 0x3, 0x11356080, 0x7c00, 0xffffffff, 0xffffffff, 0x0, 0x7c00, 0x0, 0xabb04408, ...)
	/sys/lib/go1.16/src/syscall/asm_plan9_arm.s:51 +0x8
syscall.Pread(0x3, 0x11356080, 0x7c00, 0x7c00, 0xffffffff, 0xffffffff, 0x3f5927ba, 0x879cf6e0, 0x370cf421)
	/sys/lib/go1.16/src/syscall/zsyscall_plan9_arm.go:218 +0x58
syscall.Read(...)
	/sys/lib/go1.16/src/syscall/syscall_plan9.go:166
os.(*File).read(0x11136660, 0x11356080, 0x7c00, 0x7c00, 0xc9a2b0be, 0x8fa57a91, 0x35e2a743)
	/sys/lib/go1.16/src/os/file_plan9.go:252 +0x50
os.(*File).Read(0x11136660, 0x11356080, 0x7c00, 0x7c00, 0xc0, 0x7be2, 0x7c00)
	/sys/lib/go1.16/src/os/file.go:117 +0x60
io.ReadAtLeast(0x5b7a60, 0x11136660, 0x11356080, 0x7c00, 0x7c00, 0x7c00, 0x0, 0x0, 0x0)
	/sys/lib/go1.16/src/io/io.go:328 +0x6c
io.ReadFull(...)
	/sys/lib/go1.16/src/io/io.go:347
cmd/internal/buildid.FindAndHash(0x5b7a60, 0x11136660, 0x10d280c0, 0x29, 0x7c00, 0x0, 0x0, 0x6226bec, 0x0, 0x0, ...)
	/sys/lib/go1.16/src/cmd/internal/buildid/rewrite.go:51 +0x410
cmd/go/internal/work.(*Builder).updateBuildID(0x10f37bc0, 0x10e7ea50, 0x10d282a0, 0x24, 0x1, 0x0, 0x4)
	/sys/lib/go1.16/src/cmd/go/internal/work/buildid.go:628 +0x238
cmd/go/internal/work.(*Builder).build(0x10f37bc0, 0x5bba4c, 0x10c2435c, 0x10e7ea50, 0x0, 0x0)
	/sys/lib/go1.16/src/cmd/go/internal/work/exec.go:860 +0x27e8
cmd/go/internal/work.(*Builder).Do.func2(0x5bba4c, 0x10c2435c, 0x10e7ea50)
	/sys/lib/go1.16/src/cmd/go/internal/work/exec.go:136 +0x1e4
cmd/go/internal/work.(*Builder).Do.func3(0x11128e98, 0x10c259d0, 0x10f37bc0, 0x10e778b0)
	/sys/lib/go1.16/src/cmd/go/internal/work/exec.go:198 +0x9c
created by cmd/go/internal/work.(*Builder).Do
	/sys/lib/go1.16/src/cmd/go/internal/work/exec.go:184 +0x414
go tool dist: FAILED: /sys/lib/go1.16/bin/go install -gcflags=-l -tags=math_big_pure_go compiler_bootstrap bootstrap/cmd/...: exit status: 'go 270: 2'