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[Bug ld/29592] [2.39 Regression][bisected] Exec stack warning causes go
From: |
nickc at redhat dot com |
Subject: |
[Bug ld/29592] [2.39 Regression][bisected] Exec stack warning causes go programs with cgo to fail to link on mips |
Date: |
Tue, 27 Sep 2022 08:09:32 +0000 |
https://sourceware.org/bugzilla/show_bug.cgi?id=29592
--- Comment #9 from Nick Clifton <nickc at redhat dot com> ---
(In reply to matoro from comment #8)
Sorry - what I meant was that the problem is not with the code that implements
the execstack warning, but rather the fact that when CGO_ENABLED=1 is used, the
GO compiler is changing its behaviour and trying to link a dynamic executable
rather than a static one.
As part of this change different startup files are selected, and in particular
/usr/lib64/Scrt1.o is being linked in, rather than /usr/lib64/crt1.o. This is
a problem because /usr/lib64/Scrt1.o is marked as requiring an executable stack
and so the warning is triggered. But - this warning has not caused all the
other linking problems. It is the fact that the linker is now being asked to
create a dynamic executable from object files that were built for static
linkage that causes the problems.
So the real question is *why* does CGO_ENABLED=1 change the type of executable
that is being created ?
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- [Bug ld/29592] [2.39 Regression][bisected] Exec stack warning causes go programs with cgo to fail to link on mips, (continued)
- [Bug ld/29592] [2.39 Regression][bisected] Exec stack warning causes go programs with cgo to fail to link on mips, matoro_bugzilla_glibc at matoro dot tk, 2022/09/21
- [Bug ld/29592] [2.39 Regression][bisected] Exec stack warning causes go programs with cgo to fail to link on mips, matoro_bugzilla_glibc at matoro dot tk, 2022/09/21
- [Bug ld/29592] [2.39 Regression][bisected] Exec stack warning causes go programs with cgo to fail to link on mips, nickc at redhat dot com, 2022/09/21
- [Bug ld/29592] [2.39 Regression][bisected] Exec stack warning causes go programs with cgo to fail to link on mips, matoro_bugzilla_glibc at matoro dot tk, 2022/09/21
- [Bug ld/29592] [2.39 Regression][bisected] Exec stack warning causes go programs with cgo to fail to link on mips, matoro_bugzilla_glibc at matoro dot tk, 2022/09/21
- [Bug ld/29592] [2.39 Regression][bisected] Exec stack warning causes go programs with cgo to fail to link on mips, matoro_bugzilla_glibc at matoro dot tk, 2022/09/21
- [Bug ld/29592] [2.39 Regression][bisected] Exec stack warning causes go programs with cgo to fail to link on mips, nickc at redhat dot com, 2022/09/22
- [Bug ld/29592] [2.39 Regression][bisected] Exec stack warning causes go programs with cgo to fail to link on mips, matoro_bugzilla_glibc at matoro dot tk, 2022/09/22
- [Bug ld/29592] [2.39 Regression][bisected] Exec stack warning causes go programs with cgo to fail to link on mips, nickc at redhat dot com, 2022/09/26
- [Bug ld/29592] [2.39 Regression][bisected] Exec stack warning causes go programs with cgo to fail to link on mips, matoro_bugzilla_glibc at matoro dot tk, 2022/09/26
- [Bug ld/29592] [2.39 Regression][bisected] Exec stack warning causes go programs with cgo to fail to link on mips,
nickc at redhat dot com <=