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Fedor Pchelkin 3db63d2c2d ext4: check if mount_opts is NUL-terminated in ext4_ioctl_set_tune_sb()
params.mount_opts may come as potentially non-NUL-term string.  Userspace
is expected to pass a NUL-term string.  Add an extra check to ensure this
holds true.  Note that further code utilizes strscpy_pad() so this is just
for proper informing the user of incorrect data being provided.

Found by Linux Verification Center (linuxtesting.org).

Signed-off-by: Fedor Pchelkin <pchelkin@ispras.ru>
Reviewed-by: Baokun Li <libaokun1@huawei.com>
Reviewed-by: Jan Kara <jack@suse.cz>
Message-ID: <20251101160430.222297-2-pchelkin@ispras.ru>
Signed-off-by: Theodore Ts'o <tytso@mit.edu>
Cc: stable@kernel.org
2025-11-26 17:05:39 -05:00
Documentation sound fixes for 6.18-rc4 2025-10-31 07:29:09 -07:00
LICENSES
arch Miscellaneous fixes: 2025-11-01 10:20:07 -07:00
block block-6.18-20251031 2025-10-31 12:57:19 -07:00
certs
crypto This push contains the following changes: 2025-10-10 08:56:16 -07:00
drivers spi: Fix for v6.18 2025-11-01 10:50:43 -07:00
fs ext4: check if mount_opts is NUL-terminated in ext4_ioctl_set_tune_sb() 2025-11-26 17:05:39 -05:00
include jbd2: use a per-journal lock_class_key for jbd2_trans_commit_key 2025-11-13 08:34:39 -05:00
init
io_uring io_uring: fix buffer auto-commit for multishot uring_cmd 2025-10-23 19:41:31 -06:00
ipc
kernel bpf-fixes 2025-10-31 18:22:26 -07:00
lib Second round of Kbuild fixes for 6.19 2025-11-01 10:00:53 -07:00
mm slab fixes for 6.18-rc3 2025-10-24 12:40:51 -07:00
net bpf-fixes 2025-10-31 18:22:26 -07:00
rust Driver core fixes for 6.18-rc3 2025-10-25 11:03:46 -07:00
samples
scripts kconfig/nconf: Initialize the default locale at startup 2025-11-01 00:23:22 -04:00
security
sound ASoC: Fixes for v6.18 2025-10-30 13:08:08 +01:00
tools objtool: Fix skip_alt_group() for non-alternative STAC/CLAC 2025-11-01 07:43:20 +01:00
usr gen_init_cpio: Ignore fsync() returning EINVAL on pipes 2025-10-07 09:53:05 -07:00
virt KVM x86 fixes for 6.18: 2025-10-18 10:25:43 +02:00
.clang-format
.clippy.toml
.cocciconfig
.editorconfig
.get_maintainer.ignore
.gitattributes
.gitignore
.mailmap linux_kselftest-kunit-fixes-6.18-rc4 2025-10-30 19:11:27 -07:00
.pylintrc
.rustfmt.toml
COPYING
CREDITS MAINTAINERS: mark ISDN subsystem as orphan 2025-10-27 17:49:45 -07:00
Kbuild
Kconfig
MAINTAINERS Second round of Kbuild fixes for 6.19 2025-11-01 10:00:53 -07:00
Makefile Linux 6.18-rc4 2025-11-02 11:28:02 -08:00
README

README

Linux kernel
============

There are several guides for kernel developers and users. These guides can
be rendered in a number of formats, like HTML and PDF. Please read
Documentation/admin-guide/README.rst first.

In order to build the documentation, use ``make htmldocs`` or
``make pdfdocs``.  The formatted documentation can also be read online at:

    https://www.kernel.org/doc/html/latest/

There are various text files in the Documentation/ subdirectory,
several of them using the reStructuredText markup notation.

Please read the Documentation/process/changes.rst file, as it contains the
requirements for building and running the kernel, and information about
the problems which may result by upgrading your kernel.