Re-visiting SKIP_TEST_BOGUS_ADDR in tests/ipc_msg.c

Dmitry V. Levin ldv at
Fri Sep 11 10:16:31 UTC 2020

On Fri, Sep 11, 2020 at 06:10:35PM +0800, Ruinland ChuanTzu Tsai wrote:
> Hi all,
> In glibc's 2.32 implementation, the syscall wrapper code now will ac-
> cess the `buf` for transforming data types into kernel desired ones :
> which is introduced in the commit 3283f711 :
> This will definitely triggers the segmentation fault in user space
> first instead of triggering EFAULT inside Linux kernel on _every_
> platform.
> So I'm thinking whether we should either enforce` SKIP_TEST_BOGUS_ADDR`
> as default now or discuss this behavior with glibc developers ?

I'd suggest skipping that part of the test on glibc >= 2.32 as well.


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