[full quote below, adding Alexey and Nathan]
On Mon, Oct 06, 2025 at 04:55:56PM +0530, Naresh Kamboju wrote:
The S390 defconfig builds failed on the Linux next-20251002 tag build due to following build warnings / errors with gcc-8 toolchain.
- S390, build
- gcc-8-defconfig
First seen on next-20251002 Good: next-20250929 Bad: next-20251002..next-20251003
Regression Analysis:
- New regression? yes
- Reproducibility? yes
Test regression: next-20251002: S390: gcc-8-defconfig: symbol `.modinfo' required but not present - no symbols
Reported-by: Linux Kernel Functional Testing lkft@linaro.org
### Build error log s390x-linux-gnu-ld: .tmp_vmlinux1: warning: allocated section `.got.plt' not in segment s390x-linux-gnu-ld: .tmp_vmlinux2: warning: allocated section `.got.plt' not in segment s390x-linux-gnu-ld: vmlinux.unstripped: warning: allocated section `.got.plt' not in segment s390x-linux-gnu-objcopy: vmlinux: warning: allocated section `.got.plt' not in segment s390x-linux-gnu-objcopy: stM7JmYX: warning: allocated section `.got.plt' not in segment s390x-linux-gnu-objcopy: stM7JmYX: symbol `.modinfo' required but not present s390x-linux-gnu-objcopy:stM7JmYX: no symbols make[3]: *** [scripts/Makefile.vmlinux:97: vmlinux] Error 1
## Source
- Kernel version: 6.17.0
- Git tree: https://kernel.googlesource.com/pub/scm/linux/kernel/git/next/linux-next.git
- Git commit: 47a8d4b89844f5974f634b4189a39d5ccbacd81c
- Architectures: S390
- Toolchains: gcc-8
- Kconfigs: defconfig
## Build
- Build log: https://storage.tuxsuite.com/public/linaro/lkft/builds/33YUHdDpSLSMJfU4MFvRy...
- Build details:
https://regressions.linaro.org/lkft/linux-next-master/next-20251003/build/gc...
- Build plan: https://tuxapi.tuxsuite.com/v1/groups/linaro/projects/lkft/builds/33YUHdDpSL...
- Build link: https://storage.tuxsuite.com/public/linaro/lkft/builds/33YUHdDpSLSMJfU4MFvRy...
- Kernel config:
https://storage.tuxsuite.com/public/linaro/lkft/builds/33YUHdDpSLSMJfU4MFvRy...
## Steps to reproduce tuxmake --runtime podman --target-arch s390 --toolchain gcc-8 --kconfig defconfig --kconfig-add CONFIG_DEBUG_INFO_BTF=n
Isn't the above exactly what is supposed to be addressed with commit 8d18ef04f940 ("s390: vmlinux.lds.S: Reorder sections")? Or did something change with the commit? Didn't check, and might look into this tomorrow, but adding Alexey and Nathan already now :)