[Bitcoin-development] Another uninitialized memory problem

Toshi Morita toshi at peernova.com
Tue Jun 3 16:47:53 UTC 2014


I looked at this a bit more yesterday, and it looks like both sides of the
comparison were uninitialized, and I fixed one side, but the other side has
the same problem.

I'll try to investigate further this afternoon once I get out of
meetings/meetings prep.

Toshi



On Tue, Jun 3, 2014 at 9:43 AM, Jeff Garzik <jgarzik at bitpay.com> wrote:

> I think I see the problem.
>
>
> On Mon, Jun 2, 2014 at 4:01 PM, Toshi Morita <toshi at peernova.com> wrote:
> > I'm seeing another uninitialized memory problem in bitcoind using
> valgrind:
> >
> > tm at tm-VirtualBox:~/bitcoind/bitcoin/src$ valgrind ./bitcoind
> > ==2337== Memcheck, a memory error detector
> > ==2337== Copyright (C) 2002-2012, and GNU GPL'd, by Julian Seward et al.
> > ==2337== Using Valgrind-3.8.1 and LibVEX; rerun with -h for copyright
> info
> > ==2337== Command: ./bitcoind
> > ==2337==
> > ==2337== Conditional jump or move depends on uninitialised value(s)
> > ==2337==    at 0x319176: CWallet::LoadKeyMetadata(CPubKey const&,
> > CKeyMetadata const&) (wallet.cpp:110)
> > ==2337==    by 0x33645A: ReadKeyValue(CWallet*, CDataStream&,
> CDataStream&,
> > CWalletScanState&, std::string&, std::string&) (walletdb.cpp:509)
> > ==2337==    by 0x3374F0: CWalletDB::LoadWallet(CWallet*)
> (walletdb.cpp:623)
> > ==2337==    by 0x3218FD: CWallet::LoadWallet(bool&) (wallet.cpp:1485)
> > ==2337==    by 0x157F16: AppInit2(boost::thread_group&) (init.cpp:958)
> > ==2337==    by 0x140142: AppInit(int, char**) (bitcoind.cpp:143)
> > ==2337==    by 0x13649E: main (bitcoind.cpp:180)
> > ==2337==
> >
> >
> >
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>
>
>
> --
> Jeff Garzik
> Bitcoin core developer and open source evangelist
> BitPay, Inc.      https://bitpay.com/
>
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