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Bug #11467

Memory leak in win32 signal init

Added by scorpion007 (Alex Budovski) about 4 years ago. Updated 12 days ago.

Status:
Closed
Priority:
Normal
Assignee:
-
Target version:
-
[ruby-core:<unknown>]

Description

244 bytes leaked.

+     244 (    244 -      0)      1 allocs  BackTrace9C86044B
+       1 (      1 -      0)    BackTrace9C86044B   allocations

    ntdll!RtlpCallInterceptRoutine+40 (d:\blue\minkernel\ntos\rtl\heappriv.h, 3625)
    ntdll!RtlAllocateHeap+79836 (d:\blue\minkernel\ntos\rtl\heap.c, 1892)
    MSVCR120D!_heap_alloc_base+5D (f:\dd\vctools\crt\crtw32\heap\malloc.c, 58)
    MSVCR120D!_heap_alloc_dbg_impl+27B (f:\dd\vctools\crt\crtw32\misc\dbgheap.c, 431)
    MSVCR120D!_nh_malloc_dbg_impl+39 (f:\dd\vctools\crt\crtw32\misc\dbgheap.c, 239)
    MSVCR120D!_nh_malloc_dbg+49 (f:\dd\vctools\crt\crtw32\misc\dbgheap.c, 302)
    MSVCR120D!_malloc_dbg+39 (f:\dd\vctools\crt\crtw32\misc\dbgheap.c, 160)
    MSVCR120D!signal+270 (f:\dd\vctools\crt\crtw32\misc\winsig.c, 346)
    rubyprov!ruby_signal+38 (e:\dev\ruby\signal.c, 649)
    rubyprov!install_sighandler+1B (e:\dev\ruby\signal.c, 1338)
    rubyprov!Init_signal+191 (e:\dev\ruby\signal.c, 1468)
    rubyprov!rb_call_inits+9A (e:\dev\ruby\inits.c, 49)
    rubyprov!ruby_setup+C6 (e:\dev\ruby\eval.c, 63)

Related issues

Related to Ruby master - Bug #11468: Two mutexes leaked in Init_ThreadClosedActions

History

#1

Updated by jeremyevans0 (Jeremy Evans) about 2 months ago

  • Related to Bug #11468: Two mutexes leaked in Init_Thread added

Updated by jeremyevans0 (Jeremy Evans) about 2 months ago

  • Status changed from Open to Feedback

Init_signal is only called once at startup. It appears the memory allocation here happens inside signal, in the MS C runtime. Does Windows provide a way to free such memory?

#3

Updated by jeremyevans0 (Jeremy Evans) 12 days ago

  • Status changed from Feedback to Closed

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