From: Christian Brauner <brauner@kernel.org>
To: Linus Torvalds <torvalds@linux-foundation.org>
Cc: linux-kernel@vger.kernel.org, linux-modules@vger.kernel.org,
linux-nfs@vger.kernel.org, bpf@vger.kernel.org,
kunit-dev@googlegroups.com, linux-doc@vger.kernel.org,
linux-trace-kernel@vger.kernel.org, netfs@lists.linux.dev,
io-uring@vger.kernel.org, audit@vger.kernel.org,
rcu@vger.kernel.org, kvm@vger.kernel.org,
virtualization@lists.linux.dev, netdev@vger.kernel.org,
linux-mm@kvack.org, linux-security-module@vger.kernel.org,
Christian Loehle <christian.loehle@arm.com>,
linux-fsdevel@vger.kernel.org,
Christian Brauner <brauner@kernel.org>
Subject: [PATCH v2 0/2] kthread, exit: clean up kernel thread exit paths
Date: Tue, 10 Mar 2026 15:56:08 +0100 [thread overview]
Message-ID: <20260310-work-kernel-exit-v2-0-30711759d87b@kernel.org> (raw)
In 28aaa9c39945 ("kthread: consolidate kthread exit paths to prevent
use-after-free") we folded kthread_exit() into do_exit() to fix a UAF
bug but left kthread_exit() around as an alias. Remove it.
While at it, rename do_exit() to task_exit() to communicate that is not
just a private api.
Signed-off-by: Christian Brauner <brauner@kernel.org>
---
Christian Brauner (2):
kthread: remove kthread_exit()
tree-wide: rename do_exit() to task_exit()
Documentation/accounting/taskstats-struct.rst | 2 +-
Documentation/locking/robust-futexes.rst | 8 ++++----
Documentation/trace/kprobes.rst | 2 +-
fs/cachefiles/namei.c | 2 +-
include/linux/kernel.h | 2 +-
include/linux/kthread.h | 1 -
include/linux/module.h | 2 +-
include/linux/sunrpc/svc.h | 2 +-
io_uring/io-wq.c | 2 +-
io_uring/sqpoll.c | 2 +-
kernel/acct.c | 2 +-
kernel/auditsc.c | 4 ++--
kernel/bpf/verifier.c | 2 +-
kernel/exit.c | 10 +++++-----
kernel/futex/futex.h | 2 +-
kernel/futex/pi.c | 2 +-
kernel/futex/syscalls.c | 2 +-
kernel/kthread.c | 8 ++++----
kernel/locking/rwsem.c | 2 +-
kernel/module/main.c | 2 +-
kernel/pid_namespace.c | 2 +-
kernel/rcu/tasks.h | 12 ++++++------
kernel/reboot.c | 6 +++---
kernel/seccomp.c | 8 ++++----
kernel/signal.c | 4 ++--
kernel/time/posix-timers.c | 2 +-
kernel/umh.c | 2 +-
kernel/vhost_task.c | 2 +-
lib/kunit/try-catch.c | 2 +-
mm/hugetlb.c | 2 +-
security/tomoyo/gc.c | 2 +-
tools/objtool/noreturns.h | 3 +--
tools/testing/selftests/bpf/prog_tests/tracing_failure.c | 2 +-
tools/testing/selftests/bpf/progs/tracing_failure.c | 2 +-
.../selftests/ftrace/test.d/dynevent/fprobe_syntax_errors.tc | 2 +-
.../selftests/ftrace/test.d/kprobe/kprobe_multiprobe.tc | 2 +-
.../selftests/ftrace/test.d/kprobe/kprobe_syntax_errors.tc | 2 +-
37 files changed, 58 insertions(+), 60 deletions(-)
---
base-commit: 1f318b96cc84d7c2ab792fcc0bfd42a7ca890681
change-id: 20260306-work-kernel-exit-2e8fd9e2c2a1
next reply other threads:[~2026-03-10 14:56 UTC|newest]
Thread overview: 8+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-03-10 14:56 Christian Brauner [this message]
2026-03-10 14:56 ` [PATCH v2 1/2] kthread: remove kthread_exit() Christian Brauner
2026-03-10 22:26 ` Frederic Weisbecker
2026-03-11 10:47 ` David Laight
2026-03-18 23:12 ` Steven Rostedt
2026-03-10 14:56 ` [PATCH v2 2/2] tree-wide: rename do_exit() to task_exit() Christian Brauner
2026-03-10 22:30 ` Frederic Weisbecker
2026-03-11 0:02 ` Steven Rostedt
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=20260310-work-kernel-exit-v2-0-30711759d87b@kernel.org \
--to=brauner@kernel.org \
--cc=audit@vger.kernel.org \
--cc=bpf@vger.kernel.org \
--cc=christian.loehle@arm.com \
--cc=io-uring@vger.kernel.org \
--cc=kunit-dev@googlegroups.com \
--cc=kvm@vger.kernel.org \
--cc=linux-doc@vger.kernel.org \
--cc=linux-fsdevel@vger.kernel.org \
--cc=linux-kernel@vger.kernel.org \
--cc=linux-mm@kvack.org \
--cc=linux-modules@vger.kernel.org \
--cc=linux-nfs@vger.kernel.org \
--cc=linux-security-module@vger.kernel.org \
--cc=linux-trace-kernel@vger.kernel.org \
--cc=netdev@vger.kernel.org \
--cc=netfs@lists.linux.dev \
--cc=rcu@vger.kernel.org \
--cc=torvalds@linux-foundation.org \
--cc=virtualization@lists.linux.dev \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is an external index of several public inboxes,
see mirroring instructions on how to clone and mirror
all data and code used by this external index.