Messages in this thread | | | Date | Tue, 14 Feb 2023 22:53:14 +0100 | From | "Arnd Bergmann" <> | Subject | Re: [PATCH] [v2] scsi: ipr: work around fortify-string warning |
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On Tue, Feb 14, 2023, at 22:49, Kees Cook wrote: > On Tue, Feb 14, 2023 at 02:28:08PM +0100, Arnd Bergmann wrote: >> From: Arnd Bergmann <arnd@arndb.de> >> >> The ipr_log_vpd_compact() function triggers a fortified memcpy() warning >> about a potential string overflow with all versions of clang: > > Perhaps this is arch or config specific? I haven't been able to reproduce > this for some reason.
I saw it on three arm32 randconfig builds out of a few thousand, with clang-15, clang-16 and clang-17. See [1] for one config that triggered it with recent linux-next based tree.
Arnd
[1] https://pastebin.com/c9FEjzKe
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