runtime/pprof: fatal error: runtime: cannot map pages in arena address space on windows/386

[mikioh]

See http://build.golang.org/log/d9c532d3a1b8266fae407518d131bc872f41a617.

fatal error: runtime: cannot map pages in arena address space

runtime stack:
runtime.throw(0x613568, 0x30)
    C:/workdir/go/src/runtime/panic.go:543 +0x7f
runtime.sysMap(0x42b40000, 0x100000, 0x80fe01, 0x6e50b8)
    C:/workdir/go/src/runtime/mem_windows.go:112 +0x7f
runtime.mHeap_SysAlloc(0x6cb720, 0x100000, 0x0)
    C:/workdir/go/src/runtime/malloc.go:420 +0x124
runtime.mHeap_Grow(0x6cb720, 0x80, 0x0)
    C:/workdir/go/src/runtime/mheap.go:597 +0x55
runtime.mHeap_AllocSpanLocked(0x6cb720, 0x80, 0x326e6ce4)
    C:/workdir/go/src/runtime/mheap.go:501 +0x567
runtime.mHeap_Alloc_m(0x6cb720, 0x80, 0x0, 0x121b4601, 0x326e6ce4)
    C:/workdir/go/src/runtime/mheap.go:406 +0x152
runtime.mHeap_Alloc.func1()
    C:/workdir/go/src/runtime/mheap.go:455 +0x4f
runtime.systemstack(0x80ff14)
    C:/workdir/go/src/runtime/asm_386.s:283 +0x81
runtime.mHeap_Alloc(0x6cb720, 0x80, 0x0, 0x326e0101, 0x121c0500)
    C:/workdir/go/src/runtime/mheap.go:456 +0x5d
runtime.largeAlloc(0x100000, 0x1, 0x42a40000)
    C:/workdir/go/src/runtime/malloc.go:720 +0x8a
runtime.mallocgc.func3()
    C:/workdir/go/src/runtime/malloc.go:631 +0x39
runtime.systemstack(0x121b2000)
    C:/workdir/go/src/runtime/asm_386.s:267 +0x57
runtime.mstart()
    C:/workdir/go/src/runtime/proc1.go:683

[alexbrainman]

Thank you.

[rsc]

This was TestTraceStress, which found many many runtime bugs for us. If you haven't seen this since May, I'm inclined to think we fixed the problem.

[joegrasse]

Ran into the following today. Sorry, I can't provide the source code to you.

Windows 7
12GB Memory
go version go1.5.1 windows/amd64

C:\>go tool pprof -alloc_space X:\gowork\src\github.com\joegrasse\daemon-example\daemon-example X:\gowork\src\github.com\joegrasse\daemon-example\daemon-example3.mprof
Entering interactive mode (type "help" for commands)
(pprof) top10
20900.06kB of 20904.66kB total (  100%)
Dropped 51 nodes (cum <= 104.52kB)
      flat  flat%   sum%        cum   cum%
11756.25kB 56.24% 56.24%    20900kB   100%  main.processMMF
 9143.75kB 43.74%   100%  9143.75kB 43.74%  main._Cfunc_GoString
    0.06kB 0.0003%   100% 20900.28kB   100%  main.main
         0     0%   100% 20900.28kB   100%  runtime.goexit
         0     0%   100% 20900.28kB   100%  runtime.main
(pprof) weblist processMMF
(pprof) weblist main
(pprof) weblist
fatal error: runtime: cannot map pages in arena address space

runtime stack:
runtime.throw(0x99e5e0, 0x30)
        c:/go/src/runtime/panic.go:527 +0x97
runtime.sysMap(0xc306e10000, 0x220c10000, 0xb2b701, 0xb8ffb8)
        c:/go/src/runtime/mem_windows.go:112 +0x90
runtime.mHeap_SysAlloc(0xb710a0, 0x220c10000, 0xc082538180)
        c:/go/src/runtime/malloc.go:423 +0x167
runtime.mHeap_Grow(0xb710a0, 0x110608, 0x0)
        c:/go/src/runtime/mheap.go:628 +0x6a
runtime.mHeap_AllocSpanLocked(0xb710a0, 0x110601, 0x100)
        c:/go/src/runtime/mheap.go:532 +0x5f8
runtime.mHeap_Alloc_m(0xb710a0, 0x110601, 0xffffff0100000000, 0xfffe60)
        c:/go/src/runtime/mheap.go:425 +0x1ba
runtime.mHeap_Alloc.func1()
        c:/go/src/runtime/mheap.go:484 +0x48
runtime.systemstack(0xfffe78)
        c:/go/src/runtime/asm_amd64.s:278 +0xb5
runtime.mHeap_Alloc(0xb710a0, 0x110601, 0x10100000000, 0x20)
        c:/go/src/runtime/mheap.go:485 +0x6a
runtime.largeAlloc(0x220c008c6, 0xc000000001, 0xc082034ee8)
        c:/go/src/runtime/malloc.go:745 +0xba
runtime.mallocgc.func3()
        c:/go/src/runtime/malloc.go:634 +0x3a
runtime.systemstack(0xc0825381c0)
        c:/go/src/runtime/asm_amd64.s:262 +0x7e
runtime.mstart()
        c:/go/src/runtime/proc1.go:674