# git rev-parse -q --verify e01a83e12604aa2f8d4ab359ec44e341a2248b4a^{commit} e01a83e12604aa2f8d4ab359ec44e341a2248b4a already have revision, skipping fetch # git checkout -q -f -B kisskb e01a83e12604aa2f8d4ab359ec44e341a2248b4a # git clean -qxdf # < git log -1 # commit e01a83e12604aa2f8d4ab359ec44e341a2248b4a # Author: Linus Torvalds # Date: Mon Jan 22 15:39:01 2024 -0800 # # Revert "btrfs: zstd: fix and simplify the inline extent decompression" # # This reverts commit 1e7f6def8b2370ecefb54b3c8f390ff894b0c51b. # # It causes my machine to not even boot, and Klara Modin reports that the # cause is that small zstd-compressed files return garbage when read. # # Reported-by: Klara Modin # Link: https://lore.kernel.org/linux-btrfs/CABq1_vj4GpUeZpVG49OHCo-3sdbe2-2ROcu_xDvUG-6-5zPRXg@mail.gmail.com/ # Reported-and-bisected-by: Linus Torvalds # Acked-by: David Sterba # Cc: Qu Wenruo # Signed-off-by: Linus Torvalds # < /opt/cross/kisskb/korg/gcc-13.1.0-nolibc/s390-linux/bin/s390-linux-gcc --version # < /opt/cross/kisskb/korg/gcc-13.1.0-nolibc/s390-linux/bin/s390-linux-ld --version # < git log --format=%s --max-count=1 e01a83e12604aa2f8d4ab359ec44e341a2248b4a # make -s -j 24 ARCH=s390 O=/kisskb/build/linus_allyesconfig_s390x-gcc13 CROSS_COMPILE=/opt/cross/kisskb/korg/gcc-13.1.0-nolibc/s390-linux/bin/s390-linux- allyesconfig # Added to kconfig CONFIG_BUILD_DOCSRC=n # Added to kconfig CONFIG_MODULE_SIG=n # Added to kconfig CONFIG_KCOV=n # Added to kconfig CONFIG_GCC_PLUGINS=n # Added to kconfig CONFIG_SAMPLES=n # < make -s -j 24 ARCH=s390 O=/kisskb/build/linus_allyesconfig_s390x-gcc13 CROSS_COMPILE=/opt/cross/kisskb/korg/gcc-13.1.0-nolibc/s390-linux/bin/s390-linux- help # make -s -j 24 ARCH=s390 O=/kisskb/build/linus_allyesconfig_s390x-gcc13 CROSS_COMPILE=/opt/cross/kisskb/korg/gcc-13.1.0-nolibc/s390-linux/bin/s390-linux- olddefconfig # make -s -j 24 ARCH=s390 O=/kisskb/build/linus_allyesconfig_s390x-gcc13 CROSS_COMPILE=/opt/cross/kisskb/korg/gcc-13.1.0-nolibc/s390-linux/bin/s390-linux- In file included from /kisskb/src/include/linux/string.h:292, from /kisskb/src/include/linux/bitmap.h:12, from /kisskb/src/include/linux/cpumask.h:12, from /kisskb/src/include/linux/smp.h:13, from /kisskb/src/include/linux/lockdep.h:14, from /kisskb/src/include/linux/mutex.h:17, from /kisskb/src/include/linux/ww_mutex.h:20, from /kisskb/src/include/drm/drm_exec.h:7, from /kisskb/src/drivers/gpu/drm/xe/xe_gt_pagefault.c:11: /kisskb/src/drivers/gpu/drm/xe/xe_gt_pagefault.c: In function 'xe_guc_pagefault_handler': /kisskb/src/include/linux/fortify-string.h:57:33: error: writing 16 bytes into a region of size 0 [-Werror=stringop-overflow=] 57 | #define __underlying_memcpy __builtin_memcpy | ^ /kisskb/src/include/linux/fortify-string.h:593:9: note: in expansion of macro '__underlying_memcpy' 593 | __underlying_##op(p, q, __fortify_size); \ | ^~~~~~~~~~~~~ /kisskb/src/include/linux/fortify-string.h:638:26: note: in expansion of macro '__fortify_memcpy_chk' 638 | #define memcpy(p, q, s) __fortify_memcpy_chk(p, q, s, \ | ^~~~~~~~~~~~~~~~~~~~ /kisskb/src/drivers/gpu/drm/xe/xe_gt_pagefault.c:340:17: note: in expansion of macro 'memcpy' 340 | memcpy(pf_queue->data + pf_queue->tail, msg, len * sizeof(u32)); | ^~~~~~ In file included from /kisskb/src/drivers/gpu/drm/xe/xe_device_types.h:17, from /kisskb/src/drivers/gpu/drm/xe/xe_vm_types.h:16, from /kisskb/src/drivers/gpu/drm/xe/xe_bo.h:13, from /kisskb/src/drivers/gpu/drm/xe/xe_gt_pagefault.c:16: /kisskb/src/drivers/gpu/drm/xe/xe_gt_types.h:102:25: note: at offset [1144, 265324] into destination object 'tile' of size 8 102 | struct xe_tile *tile; | ^~~~ cc1: all warnings being treated as errors make[7]: *** [/kisskb/src/scripts/Makefile.build:243: drivers/gpu/drm/xe/xe_gt_pagefault.o] Error 1 make[6]: *** [/kisskb/src/scripts/Makefile.build:481: drivers/gpu/drm/xe] Error 2 make[6]: *** Waiting for unfinished jobs.... make[5]: *** [/kisskb/src/scripts/Makefile.build:481: drivers/gpu/drm] Error 2 make[4]: *** [/kisskb/src/scripts/Makefile.build:481: drivers/gpu] Error 2 make[4]: *** Waiting for unfinished jobs.... make[3]: *** [/kisskb/src/scripts/Makefile.build:481: drivers] Error 2 make[2]: *** [/kisskb/src/Makefile:1921: .] Error 2 make[1]: *** [/kisskb/src/Makefile:240: __sub-make] Error 2 make: *** [Makefile:240: __sub-make] Error 2 Command 'make -s -j 24 ARCH=s390 O=/kisskb/build/linus_allyesconfig_s390x-gcc13 CROSS_COMPILE=/opt/cross/kisskb/korg/gcc-13.1.0-nolibc/s390-linux/bin/s390-linux- ' returned non-zero exit status 2. # rm -rf /kisskb/build/linus_allyesconfig_s390x-gcc13 # Build took: 0:36:20.139688