The source for the Linux kernel used in Windows Subsystem for Linux 2 (WSL2)
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Nathan Chancellor 8a4236456a security: Restrict CONFIG_ZERO_CALL_USED_REGS to gcc or clang > 15.0.6
commit d6a9fb87e9 upstream.

A bad bug in clang's implementation of -fzero-call-used-regs can result
in NULL pointer dereferences (see the links above the check for more
information). Restrict CONFIG_CC_HAS_ZERO_CALL_USED_REGS to either a
supported GCC version or a clang newer than 15.0.6, which will catch
both a theoretical 15.0.7 and the upcoming 16.0.0, which will both have
the bug fixed.

Cc: stable@vger.kernel.org # v5.15+
Signed-off-by: Nathan Chancellor <nathan@kernel.org>
Signed-off-by: Kees Cook <keescook@chromium.org>
Link: https://lore.kernel.org/r/20221214232602.4118147-1-nathan@kernel.org
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2022-12-31 13:14:46 +01:00
Documentation overflow: Implement size_t saturating arithmetic helpers 2022-12-31 13:14:33 +01:00
LICENSES LICENSES/dual/CC-BY-4.0: Git rid of "smart quotes" 2021-07-15 06:31:24 -06:00
arch arm64: dts: qcom: sm8250: fix USB-DP PHY registers 2022-12-31 13:14:46 +01:00
block blk-mq: fix possible memleak when register 'hctx' failed 2022-12-31 13:14:43 +01:00
certs certs/blacklist_hashes.c: fix const confusion in certs blacklist 2022-06-22 14:22:01 +02:00
crypto crypto: tcrypt - Fix multibuffer skcipher speed test mem leak 2022-12-31 13:14:24 +01:00
drivers loop: Fix the max_loop commandline argument treatment when it is set to 0 2022-12-31 13:14:46 +01:00
fs pstore: Make sure CONFIG_PSTORE_PMSG selects CONFIG_RT_MUTEXES 2022-12-31 13:14:45 +01:00
include ALSA: hda: add snd_hdac_stop_streams() helper 2022-12-31 13:14:44 +01:00
init init/Kconfig: fix CC_HAS_ASM_GOTO_TIED_OUTPUT test with dash 2022-12-02 17:41:08 +01:00
io_uring io_uring: Fix a null-ptr-deref in io_tctx_exit_cb() 2022-12-14 11:37:31 +01:00
ipc ipc/sem: Fix dangling sem_array access in semtimedop race 2022-12-08 11:28:45 +01:00
kernel bpf: Prevent decl_tag from being referenced in func_proto arg 2022-12-31 13:14:42 +01:00
lib overflow: Implement size_t saturating arithmetic helpers 2022-12-31 13:14:33 +01:00
mm mm/gup: fix gup_pud_range() for dax 2022-12-14 11:37:20 +01:00
net 9p: set req refcount to zero to avoid uninitialized usage 2022-12-31 13:14:46 +01:00
samples samples: vfio-mdev: Fix missing pci_disable_device() in mdpy_fb_probe() 2022-12-31 13:14:31 +01:00
scripts scripts/faddr2line: Fix regression in name resolution on ppc64le 2022-12-08 11:28:38 +01:00
security security: Restrict CONFIG_ZERO_CALL_USED_REGS to gcc or clang > 15.0.6 2022-12-31 13:14:46 +01:00
sound ALSA: hda/hdmi: Add HP Device 0x8711 to force connect list 2022-12-31 13:14:46 +01:00
tools perf debug: Set debug_peo_args and redirect_to_stderr variable to correct values in perf_quiet_option() 2022-12-31 13:14:45 +01:00
usr usr/include/Makefile: add linux/nfc.h to the compile-test coverage 2022-02-01 17:27:15 +01:00
virt kvm: Add support for arch compat vm ioctls 2022-10-29 10:12:54 +02:00
.clang-format clang-format: Update with the latest for_each macro list 2021-05-12 23:32:39 +02:00
.cocciconfig
.get_maintainer.ignore
.gitattributes
.gitignore .gitignore: ignore only top-level modules.builtin 2021-05-02 00:43:35 +09:00
.mailmap mailmap: add Andrej Shadura 2021-10-18 20:22:03 -10:00
COPYING COPYING: state that all contributions really are covered by this file 2020-02-10 13:32:20 -08:00
CREDITS MAINTAINERS: Move Daniel Drake to credits 2021-09-21 08:34:58 +03:00
Kbuild kbuild: rename hostprogs-y/always to hostprogs/always-y 2020-02-04 01:53:07 +09:00
Kconfig kbuild: ensure full rebuild when the compiler is updated 2020-05-12 13:28:33 +09:00
MAINTAINERS futex: Move to kernel/futex/ 2022-12-31 13:14:04 +01:00
Makefile Linux 5.15.85 2022-12-21 17:36:38 +01:00
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 Restructured Text 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.