commit: d8f2b399fa774ad4d337c59bdafe4c1310b59b39 Author: Andreas K. Hüttel <dilfridge <AT> gentoo <DOT> org> AuthorDate: Mon Feb 19 00:51:47 2024 +0000 Commit: Andreas K. Hüttel <dilfridge <AT> gentoo <DOT> org> CommitDate: Mon Feb 19 00:51:47 2024 +0000 URL: https://gitweb.gentoo.org/proj/toolchain/glibc-patches.git/commit/?id=d8f2b399
Add sparc kernel bug workaround Signed-off-by: Andreas K. Hüttel <dilfridge <AT> gentoo.org> ...for-clone-on-sparc-might-fail-with-EFAULT.patch | 50 ++++++++++++++++++++++ 1 file changed, 50 insertions(+) diff --git a/9999/0007-Mitigation-for-clone-on-sparc-might-fail-with-EFAULT.patch b/9999/0007-Mitigation-for-clone-on-sparc-might-fail-with-EFAULT.patch new file mode 100644 index 0000000..65fb098 --- /dev/null +++ b/9999/0007-Mitigation-for-clone-on-sparc-might-fail-with-EFAULT.patch @@ -0,0 +1,50 @@ +From e2218c420f1aca6c8910f4ddd6df11815c137bdf Mon Sep 17 00:00:00 2001 +From: Michael Karcher <sourceware-bugzi...@mkarcher.dialup.fu-berlin.de> +Date: Sat, 17 Feb 2024 22:47:58 +0100 +Subject: [PATCH] Mitigation for "clone on sparc might fail with -EFAULT for no + valid reason" +MIME-Version: 1.0 +Content-Type: text/plain; charset=UTF-8 +Content-Transfer-Encoding: 8bit + +Bug: https://www.mail-archive.com/debian-glibc@lists.debian.org/msg62592.html +Bug: https://sourceware.org/bugzilla/show_bug.cgi?id=31394 +See-also: https://lore.kernel.org/sparclinux/62f9be9d-a086-4134-9a9f-5df882270...@mkarcher.dialup.fu-berlin.de/ +Signed-off-by: Andreas K. Hüttel <dilfri...@gentoo.org> +(cherry picked from commit fa441cd6be9a34d81306d41defeefaa2ac31d0b8) +--- + sysdeps/unix/sysv/linux/sparc/sparc32/clone.S | 3 +++ + sysdeps/unix/sysv/linux/sparc/sparc64/clone.S | 3 +++ + 2 files changed, 6 insertions(+) + +diff --git a/sysdeps/unix/sysv/linux/sparc/sparc32/clone.S b/sysdeps/unix/sysv/linux/sparc/sparc32/clone.S +index b48aa96ea6..0b1af3203b 100644 +--- a/sysdeps/unix/sysv/linux/sparc/sparc32/clone.S ++++ b/sysdeps/unix/sysv/linux/sparc/sparc32/clone.S +@@ -28,6 +28,9 @@ + .text + ENTRY (__clone) + save %sp,-96,%sp ++ save %sp,-96,%sp ++ flushw ++ restore + cfi_def_cfa_register(%fp) + cfi_window_save + cfi_register(%o7, %i7) +diff --git a/sysdeps/unix/sysv/linux/sparc/sparc64/clone.S b/sysdeps/unix/sysv/linux/sparc/sparc64/clone.S +index e6c4e12f47..48a7152f38 100644 +--- a/sysdeps/unix/sysv/linux/sparc/sparc64/clone.S ++++ b/sysdeps/unix/sysv/linux/sparc/sparc64/clone.S +@@ -32,6 +32,9 @@ + + ENTRY (__clone) + save %sp, -192, %sp ++ save %sp, -192, %sp ++ flushw ++ restore + cfi_def_cfa_register(%fp) + cfi_window_save + cfi_register(%o7, %i7) +-- +2.43.0 +
