From: Greg Kroah-Hartman Date: Thu, 8 Jan 2026 13:13:32 +0000 (+0100) Subject: 5.15-stable patches X-Git-Tag: v6.1.160~42 X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=5a1bf33ef075f1920c4ee444829d6f8f19aafd20;p=thirdparty%2Fkernel%2Fstable-queue.git 5.15-stable patches added patches: kbuild-use-crc32-and-a-1mib-dictionary-for-xz-compressed-modules.patch --- diff --git a/queue-5.15/kbuild-use-crc32-and-a-1mib-dictionary-for-xz-compressed-modules.patch b/queue-5.15/kbuild-use-crc32-and-a-1mib-dictionary-for-xz-compressed-modules.patch new file mode 100644 index 0000000000..8ced6f03f9 --- /dev/null +++ b/queue-5.15/kbuild-use-crc32-and-a-1mib-dictionary-for-xz-compressed-modules.patch @@ -0,0 +1,39 @@ +From fbf5892df21a8ccfcb2fda0fd65bc3169c89ed28 Mon Sep 17 00:00:00 2001 +From: Martin Nybo Andersen +Date: Fri, 15 Sep 2023 12:15:39 +0200 +Subject: kbuild: Use CRC32 and a 1MiB dictionary for XZ compressed modules + +From: Martin Nybo Andersen + +commit fbf5892df21a8ccfcb2fda0fd65bc3169c89ed28 upstream. + +Kmod is now (since kmod commit 09c9f8c5df04 ("libkmod: Use kernel +decompression when available")) using the kernel decompressor, when +loading compressed modules. + +However, the kernel XZ decompressor is XZ Embedded, which doesn't +handle CRC64 and dictionaries larger than 1MiB. + +Use CRC32 and 1MiB dictionary when XZ compressing and installing +kernel modules. + +Link: https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=1050582 +Signed-off-by: Martin Nybo Andersen +Signed-off-by: Masahiro Yamada +Cc: Christoph Biedl +Signed-off-by: Greg Kroah-Hartman +--- + scripts/Makefile.modinst | 2 +- + 1 file changed, 1 insertion(+), 1 deletion(-) + +--- a/scripts/Makefile.modinst ++++ b/scripts/Makefile.modinst +@@ -95,7 +95,7 @@ endif + quiet_cmd_gzip = GZIP $@ + cmd_gzip = $(KGZIP) -n -f $< + quiet_cmd_xz = XZ $@ +- cmd_xz = $(XZ) --lzma2=dict=2MiB -f $< ++ cmd_xz = $(XZ) --check=crc32 --lzma2=dict=1MiB -f $< + quiet_cmd_zstd = ZSTD $@ + cmd_zstd = $(ZSTD) -T0 --rm -f -q $< + diff --git a/queue-5.15/series b/queue-5.15/series index a79ba7faa2..a0f25932c3 100644 --- a/queue-5.15/series +++ b/queue-5.15/series @@ -420,3 +420,4 @@ mm-damon-tests-core-kunit-handle-alloc-failures-on-damon_test_merge_two.patch mm-damon-tests-core-kunit-handle-memory-failure-from-damon_test_target.patch mm-damon-tests-core-kunit-handle-alloc-failures-on-damon_test_split_regions_of.patch mm-damon-tests-core-kunit-handle-memory-alloc-failure-from-damon_test_aggregate.patch +kbuild-use-crc32-and-a-1mib-dictionary-for-xz-compressed-modules.patch