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Message-ID: <CANSNSoW4cg-ieujDkjTXtBfpSLd0P4tiLjzCTEZAn9b8=sYReA@mail.gmail.com>
Date: Tue, 29 Sep 2020 13:51:30 -0500
From: Jesse Hathaway <jesse@...ki-mvuki.org>
To: Rich Felker <dalias@...c.org>
Cc: musl@...ts.openwall.com
Subject: Re: Re: Pending patches for MT-fork stuff
On Tue, Sep 29, 2020 at 1:36 PM Rich Felker <dalias@...c.org> wrote:
> Can you provide an strace (with -f) showing the hang? It's probably
> not related to this since fork does not seem to be involved. Depending
> on how you're using Go, it may just be Go bypassing libc then trying
> to use libc functions, which at least used to be a big problem; I
> don't know if it's fixed nowadays or not.
Thanks Rich, for taking a look, I have attached an strace of the
program compiled against musl & glibc. The first call to setreuid
succeeds in both, but the second call fails under musl. Jesse
View attachment "glibc_strace.txt" of type "text/plain" (98307 bytes)
View attachment "musl_strace.txt" of type "text/plain" (56013 bytes)
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