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Message-ID: <CA+G9fYsdErtgqKuyPfFhMS9haGKavBVCHQnipv2EeXM3OK0-UQ@mail.gmail.com>
Date: Tue, 14 Oct 2025 16:56:11 +0530
From: Naresh Kamboju <naresh.kamboju@...aro.org>
To: Greg Kroah-Hartman <gregkh@...uxfoundation.org>
Cc: stable@...r.kernel.org, patches@...ts.linux.dev,
linux-kernel@...r.kernel.org, torvalds@...ux-foundation.org,
akpm@...ux-foundation.org, linux@...ck-us.net, shuah@...nel.org,
patches@...nelci.org, lkft-triage@...ts.linaro.org, pavel@...x.de,
jonathanh@...dia.com, f.fainelli@...il.com, sudipm.mukherjee@...il.com,
rwarsow@....de, conor@...nel.org, hargar@...rosoft.com, broonie@...nel.org,
achill@...ill.org, Ilya Leoshkevich <iii@...ux.ibm.com>,
Daniel Borkmann <daniel@...earbox.net>, Dan Carpenter <dan.carpenter@...aro.org>,
Arnd Bergmann <arnd@...db.de>, Anders Roxell <anders.roxell@...aro.org>,
Ben Copeland <benjamin.copeland@...aro.org>, linux-s390@...r.kernel.org,
Netdev <netdev@...r.kernel.org>, bpf <bpf@...r.kernel.org>
Subject: Re: [PATCH 6.12 000/262] 6.12.53-rc1 review
On Mon, 13 Oct 2025 at 20:38, Greg Kroah-Hartman
<gregkh@...uxfoundation.org> wrote:
>
> This is the start of the stable review cycle for the 6.12.53 release.
> There are 262 patches in this series, all will be posted as a response
> to this one. If anyone has any issues with these being applied, please
> let me know.
>
> Responses should be made by Wed, 15 Oct 2025 14:42:41 +0000.
> Anything received after that time might be too late.
>
> The whole patch series can be found in one patch at:
> https://www.kernel.org/pub/linux/kernel/v6.x/stable-review/patch-6.12.53-rc1.gz
> or in the git tree and branch at:
> git://git.kernel.org/pub/scm/linux/kernel/git/stable/linux-stable-rc.git linux-6.12.y
> and the diffstat can be found below.
>
> thanks,
>
> greg k-h
The S390 defconfig builds failed on the Linux stable-rc 6.12.53-rc1
and 6.6.112-rc1 tag build due to following build warnings / errors
with gcc and clang toolchains.
Also seen on 6.6.112-rc1.
* s390, build
- clang-21-defconfig
- clang-nightly-defconfig
- clang-nightly-lkftconfig-hardening
- clang-nightly-lkftconfig-lto-full
- clang-nightly-lkftconfig-lto-thing
- gcc-14-allmodconfig
- gcc-14-defconfig
- gcc-14-lkftconfig-hardening
- gcc-8-defconfig-fe40093d
- gcc-8-lkftconfig-hardening
- korg-clang-21-lkftconfig-hardening
- korg-clang-21-lkftconfig-lto-full
- korg-clang-21-lkftconfig-lto-thing
First seen on 6.12.53-rc1
Good: v6.12.52
Bad: 6.12.53-rc1 also seen on 6.6.112-rc1
Regression Analysis:
- New regression? yes
- Reproducibility? yes
Build regressions: arch/s390/net/bpf_jit_comp.c:1813:49: error:
'struct bpf_jit' has no member named 'frame_off'
Reported-by: Linux Kernel Functional Testing <lkft@...aro.org>
# Build error
arch/s390/net/bpf_jit_comp.c: In function 'bpf_jit_insn':
arch/s390/net/bpf_jit_comp.c:1813:49: error: 'struct bpf_jit' has no
member named 'frame_off'
1813 | _EMIT6(0xd203f000 | (jit->frame_off +
| ^~
arch/s390/net/bpf_jit_comp.c:211:55: note: in definition of macro '_EMIT6'
211 | *(u32 *) (jit->prg_buf + jit->prg) = (op1); \
| ^~~
include/linux/stddef.h:16:33: error: invalid use of undefined type
'struct prog_frame'
16 | #define offsetof(TYPE, MEMBER) __builtin_offsetof(TYPE, MEMBER)
| ^~~~~~~~~~~~~~~~~~
arch/s390/net/bpf_jit_comp.c:211:55: note: in definition of macro '_EMIT6'
211 | *(u32 *) (jit->prg_buf + jit->prg) = (op1); \
| ^~~
arch/s390/net/bpf_jit_comp.c:1814:46: note: in expansion of macro 'offsetof'
1814 | offsetof(struct prog_frame,
| ^~~~~~~~
include/linux/stddef.h:16:33: error: invalid use of undefined type
'struct prog_frame'
16 | #define offsetof(TYPE, MEMBER) __builtin_offsetof(TYPE, MEMBER)
| ^~~~~~~~~~~~~~~~~~
arch/s390/net/bpf_jit_comp.c:212:59: note: in definition of macro '_EMIT6'
212 | *(u16 *) (jit->prg_buf + jit->prg + 4) = (op2); \
| ^~~
arch/s390/net/bpf_jit_comp.c:1816:41: note: in expansion of macro 'offsetof'
1816 | 0xf000 | offsetof(struct prog_frame,
| ^~~~~~~~
arch/s390/net/bpf_jit_comp.c: In function '__arch_prepare_bpf_trampoline':
include/linux/stddef.h:16:33: error: invalid use of undefined type
'struct prog_frame'
16 | #define offsetof(TYPE, MEMBER) __builtin_offsetof(TYPE, MEMBER)
| ^~~~~~~~~~~~~~~~~~
arch/s390/net/bpf_jit_comp.c:212:59: note: in definition of macro '_EMIT6'
212 | *(u16 *) (jit->prg_buf + jit->prg + 4) = (op2); \
| ^~~
arch/s390/net/bpf_jit_comp.c:2813:33: note: in expansion of macro 'offsetof'
2813 | 0xf000 | offsetof(struct prog_frame,
tail_call_cnt));
| ^~~~~~~~
make[5]: *** [scripts/Makefile.build:229: arch/s390/net/bpf_jit_comp.o] Error 1
The git blame is pointing to,
$ git blame -L 1813 arch/s390/net/bpf_jit_comp.c
162513d7d81487 (Ilya Leoshkevich) _EMIT6(0xd203f000 | (jit->frame_off +
Commit pointing to,
s390/bpf: Write back tail call counter for BPF_PSEUDO_CALL
[ Upstream commit c861a6b147137d10b5ff88a2c492ba376cd1b8b0 ]
## Build
* kernel: 6.12.53-rc1
* git: https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux-stable-rc.git
* git commit: 7e50c0945b4ab1d4019f9905f6cf5350082c6a84
* git describe: v6.12.52-263-g7e50c0945b4a
* test details:
https://qa-reports.linaro.org/lkft/linux-stable-rc-linux-6.12.y/build/v6.12.52-263-g7e50c0945b4a
## Test Regressions (compared to v6.12.50-47-gf7ad21173a19)
* s390, build
- clang-21-defconfig
- clang-nightly-defconfig
- clang-nightly-lkftconfig-hardening
- clang-nightly-lkftconfig-lto-full
- clang-nightly-lkftconfig-lto-thing
- gcc-14-allmodconfig
- gcc-14-defconfig
- gcc-14-lkftconfig-hardening
- gcc-8-defconfig-fe40093d
- gcc-8-lkftconfig-hardening
- korg-clang-21-lkftconfig-hardening
- korg-clang-21-lkftconfig-lto-full
- korg-clang-21-lkftconfig-lto-thing
## Metric Regressions (compared to v6.12.50-47-gf7ad21173a19)
## Test Fixes (compared to v6.12.50-47-gf7ad21173a19)
## Metric Fixes (compared to v6.12.50-47-gf7ad21173a19)
## Test result summary
total: 152513, pass: 126770, fail: 5572, skip: 19634, xfail: 537
## Build Summary
* arc: 5 total, 5 passed, 0 failed
* arm: 139 total, 137 passed, 2 failed
* arm64: 57 total, 51 passed, 6 failed
* i386: 18 total, 18 passed, 0 failed
* mips: 34 total, 33 passed, 1 failed
* parisc: 4 total, 4 passed, 0 failed
* powerpc: 40 total, 39 passed, 1 failed
* riscv: 25 total, 24 passed, 1 failed
* s390: 22 total, 8 passed, 14 failed
* sh: 5 total, 5 passed, 0 failed
* sparc: 4 total, 3 passed, 1 failed
* x86_64: 49 total, 46 passed, 3 failed
## Test suites summary
* boot
* commands
* kselftest-arm64
* kselftest-breakpoints
* kselftest-capabilities
* kselftest-cgroup
* kselftest-clone3
* kselftest-core
* kselftest-cpu-hotplug
* kselftest-cpufreq
* kselftest-efivarfs
* kselftest-exec
* kselftest-fpu
* kselftest-ftrace
* kselftest-futex
* kselftest-gpio
* kselftest-intel_pstate
* kselftest-ipc
* kselftest-kcmp
* kselftest-kvm
* kselftest-livepatch
* kselftest-membarrier
* kselftest-memfd
* kselftest-mincore
* kselftest-mm
* kselftest-mqueue
* kselftest-net
* kselftest-net-mptcp
* kselftest-openat2
* kselftest-ptrace
* kselftest-rseq
* kselftest-rtc
* kselftest-seccomp
* kselftest-sigaltstack
* kselftest-size
* kselftest-tc-testing
* kselftest-timers
* kselftest-tmpfs
* kselftest-tpm2
* kselftest-user_events
* kselftest-vDSO
* kselftest-x86
* kunit
* kvm-unit-tests
* lava
* libgpiod
* libhugetlbfs
* log-parser-boot
* log-parser-build-clang
* log-parser-build-gcc
* log-parser-test
* ltp-capability
* ltp-commands
* ltp-containers
* ltp-controllers
* ltp-cpuhotplug
* ltp-crypto
* ltp-cve
* ltp-dio
* ltp-fcntl-locktests
* ltp-fs
* ltp-fs_bind
* ltp-fs_perms_simple
* ltp-hugetlb
* ltp-math
* ltp-mm
* ltp-nptl
* ltp-pty
* ltp-sched
* ltp-smoke
* ltp-syscalls
* ltp-tracing
* perf
* rcutorture
* rt-tests-cyclicdeadline
* rt-tests-pi-stress
* rt-tests-pmqtest
* rt-tests-rt-migrate-test
* rt-tests-signaltest
--
Linaro LKFT
https://lkft.linaro.org
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