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From: "hjl.tools at gmail dot com" <sourceware-bugzilla@sourceware.org>
To: glibc-bugs@sourceware.org
Subject: [Bug libc/29899] Fix for bz#20305 broke glibc on alpha-linux-gnu
Date: Tue, 13 Dec 2022 21:12:12 +0000
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https://sourceware.org/bugzilla/show_bug.cgi?id=3D29899

--- Comment #3 from H.J. Lu <hjl.tools at gmail dot com> ---
(In reply to John Paul Adrian Glaubitz from comment #2)
> (In reply to H.J. Lu from comment #1)
> > What are values of SIGSTKSZ and MINSIGSTKSZ before and after the commit?
>=20
> I'm not sure how to read out those values as I tried it with small test
> program which crashes after the commit.
>=20
> Without commit, I get:
>=20
> (sid-alpha-sbuild)glaubitz@z6:~/glibc-git/build$ /bz20305=20
> The value of SIGSTKSZ is 16384.
> The value of MINSIGSTKSZ is 4096.
> (sid-alpha-sbuild)glaubitz@z6:~/glibc-git/build$
>=20
> I used the following test program:
>=20
> #include <stdio.h>
> #include <signal.h>
>=20
> int main() {
>=20
>         printf("The value of SIGSTKSZ is %d.\n", SIGSTKSZ);
>         printf("The value of MINSIGSTKSZ is %d.\n", MINSIGSTKSZ);
>=20
>         return 0;
> }
>=20
> Do you have any other suggestion for dumping the values?

Why does this program crash with the commit?

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