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[Bug malloc/15073] Race condition using ATOMIC_FASTBINS in _int_free causes crash or heap corruption
- From: "carlos at redhat dot com" <sourceware-bugzilla at sourceware dot org>
- To: glibc-bugs at sourceware dot org
- Date: Fri, 20 Dec 2013 22:11:35 +0000
- Subject: [Bug malloc/15073] Race condition using ATOMIC_FASTBINS in _int_free causes crash or heap corruption
- Auto-submitted: auto-generated
- References: <bug-15073-131 at http dot sourceware dot org/bugzilla/>
https://sourceware.org/bugzilla/show_bug.cgi?id=15073
Carlos O'Donell <carlos at redhat dot com> changed:
What |Removed |Added
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CC| |carlos at redhat dot com
--- Comment #5 from Carlos O'Donell <carlos at redhat dot com> ---
(In reply to Nate Gallaher from comment #4)
> Created attachment 7250 [details]
> Trusty Tahr Reproduction Recipe
On glibc master the test does not produce a SIGSEGV and can be continued and
exits normally.
It would really help if you could describe in detail what you think is the race
condition between malloc_trim and the fastbin implementation?
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