linux-kernel - [next] arm64: builds failed - stacktrace.c:(.text+0x55c): undefined reference to `arch_stack_walk

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Message-ID: <CA+G9fYvy_98dCAtCiu_SkieKXzya28CKzOmhq0d_RcJkMYYFTw@mail.gmail.com>
Date:   Fri, 1 Apr 2022 15:12:19 +0530
From:   Naresh Kamboju <naresh.kamboju@...aro.org>
To:     Linux-Next Mailing List <linux-next@...r.kernel.org>,
        open list <linux-kernel@...r.kernel.org>,
        Linux ARM <linux-arm-kernel@...ts.infradead.org>,
        lkft-triage@...ts.linaro.org, regressions@...ts.linux.dev
Cc:     Stephen Rothwell <sfr@...b.auug.org.au>,
        Arnd Bergmann <arnd@...db.de>,
        Catalin Marinas <catalin.marinas@....com>,
        Andrey Konovalov <andreyknvl@...gle.com>,
        Marco Elver <elver@...gle.com>,
        Alexander Potapenko <glider@...gle.com>,
        Will Deacon <will@...nel.org>,
        Dmitry Vyukov <dvyukov@...gle.com>,
        Andrey Ryabinin <ryabinin.a.a@...il.com>,
        Mark Rutland <mark.rutland@....com>,
        Vincenzo Frascino <vincenzo.frascino@....com>,
        Sami Tolvanen <samitolvanen@...gle.com>,
        Peter Collingbourne <pcc@...gle.com>,
        Evgenii Stepanov <eugenis@...gle.com>,
        Florian Mayer <fmayer@...gle.com>,
        Andrew Morton <akpm@...ux-foundation.org>
Subject: [next] arm64: builds failed - stacktrace.c:(.text+0x55c): undefined
 reference to `arch_stack_walk_shadow'

Linux next-20220401 arm64 builds failed due to below warnings / erros [1].

Regressions found on arm64:
   - arm64-gcc-11-lkftconfig-kunit
   - arm64-clang-12-lkftconfig
   - arm64-gcc-11-lkftconfig-kselftest
   - arm64-gcc-11-lkftconfig-rcutorture
   - arm64-gcc-11-lkftconfig-kasan
   - arm64-gcc-11-lkftconfig-armv8_features
   - arm64-gcc-11-lkftconfig
   - arm64-clang-13-lkftconfig
   - arm64-gcc-11-lkftconfig-perf
   - arm64-clang-14-lkftconfig
   - arm64-gcc-11-lkftconfig-debug
   - arm64-gcc-11-lkftconfig-devicetree
   - arm64-gcc-11-lkftconfig-64k_page_size
   - arm64-gcc-11-lkftconfig-debug-kmemleak
   - arm64-clang-nightly-lkftconfig
   - arm64-gcc-11-lkftconfig-libgpiod

aarch64-linux-gnu-ld: Unexpected GOT/PLT entries detected!
aarch64-linux-gnu-ld: Unexpected run-time procedure linkages detected!
aarch64-linux-gnu-ld: Entry trampoline text too big
aarch64-linux-gnu-ld: kernel/stacktrace.o: in function
`stack_trace_save_shadow':
stacktrace.c:(.text+0x55c): undefined reference to `arch_stack_walk_shadow'
make[1]: *** [/builds/linux/Makefile:1250: vmlinux] Error 1

Reported-by: Linux Kernel Functional Testing <lkft@...aro.org>

metadata:
  git_ref: master
  git_repo: https://gitlab.com/Linaro/lkft/mirrors/next/linux-next
  git_sha: e5071887cd2296a7704dbcd10c1cedf0f11cdbd5
  git_describe: next-20220401
  kernel-config: https://builds.tuxbuild.com/27BBxWVk7aUyuYUrHdX9sgzoz3h/config

steps to reproduce:

# To install tuxmake on your system globally:
# sudo pip3 install -U tuxmake
tuxmake --runtime podman --target-arch arm64 --toolchain gcc-11
--kconfig https://builds.tuxbuild.com/27BBxWVk7aUyuYUrHdX9sgzoz3h/config


--
Linaro LKFT
https://lkft.linaro.org

[1] https://builds.tuxbuild.com/27BBxWVk7aUyuYUrHdX9sgzoz3h/