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From: Song Fangrui <i@maskray.me>
To: Bruno Haible <bruno@clisp.org>
Cc: "musl@lists.openwall.com" <musl@lists.openwall.com>
Subject: Re: TLS and TSS APIs have race conditions in musl
Date: Wed, 26 Jun 2019 09:12:36 +0000	[thread overview]
Message-ID: <MWHPR22MB167926F15243AD70EB07D19ACBE20@MWHPR22MB1679.namprd22.prod.outlook.com> (raw)
In-Reply-To: <14462497.iQ5DGy8R7k@omega>

On Wed, Jun 26, 2019 at 1:02 AM Bruno Haible <bruno@clisp.org> wrote:
>
> Hi Rich,
>
> > > On Alpine Linux 3.7 and 2.9, these test programs, when run, produce this output:
>
> This was a typo: I meant Alpine Linux 3.7 and 3.9.
>
> > Have you tried with current musl (1.1.22)?
>
> No. It surely is easier for you to try it with the current musl:
>   $ gcc -Wall test-tls.c -o test-tls && ./test-tls
>
> Bruno
>

I checkout commit 59f88d766263344ce3e124d969ba66720aff4590 and the
previous commit.

The data race you saw was fixed by it "fix data race choosing next key
slot in pthread_key_create"

  parent reply	other threads:[~2019-06-26  9:12 UTC|newest]

Thread overview: 6+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2019-06-25 23:42 Bruno Haible
2019-06-26  0:11 ` Rich Felker
2019-06-26  1:02   ` Bruno Haible
2019-06-26  1:48     ` Rich Felker
2019-06-26  9:12     ` Song Fangrui [this message]
     [not found]     ` <MWHPR22MB16797DB7D625B054E84B0770CBE20@MWHPR22MB1679.namprd22.prod.outlook.com>
2019-06-26 17:31       ` Bruno Haible

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