On Mon, 13 Oct 2025 at 20:38, Greg Kroah-Hartman gregkh@linuxfoundation.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... 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@linaro.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....
## 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