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Christophe Leroy fdd411af81 bpf: Take return from set_memory_ro() into account with bpf_prog_lock_ro() 
[ Upstream commit 7d2cc63eca0c993c99d18893214abf8f85d566d8 ]

set_memory_ro() can fail, leaving memory unprotected.

Check its return and take it into account as an error.

Link: https://github.com/KSPP/linux/issues/7
Signed-off-by: Christophe Leroy <christophe.leroy@csgroup.eu>
Cc: linux-hardening@vger.kernel.org <linux-hardening@vger.kernel.org>
Reviewed-by: Kees Cook <keescook@chromium.org>
Message-ID: <286def78955e04382b227cb3e4b6ba272a7442e3.1709850515.git.christophe.leroy@csgroup.eu>
Signed-off-by: Alexei Starovoitov <ast@kernel.org>
Signed-off-by: Sasha Levin <sashal@kernel.org>
2024-07-05 09:33:49 +02:00
..
bpf
bpf: Take return from set_memory_ro() into account with bpf_prog_lock_ro()
2024-07-05 09:33:49 +02:00
cgroup
sched/fair: Allow disabling sched_balance_newidle with sched_relax_domain_level
2024-06-12 11:12:13 +02:00
configs
Merge tag 'kbuild-v6.6' of git://git.kernel.org/pub/scm/linux/kernel/git/masahiroy/linux-kbuild
2023-09-05 11:01:47 -07:00
debug
kdb: Use format-specifiers rather than memset() for padding in kdb_read()
2024-06-16 13:47:44 +02:00
dma
swiotlb: extend buffer pre-padding to alloc_align_mask if necessary
2024-06-21 14:38:46 +02:00
entry
entry: Respect changes to system call number by trace_sys_enter()
2024-04-03 15:28:50 +02:00
events
perf/core: Fix missing wakeup when waiting for context reference
2024-06-21 14:38:39 +02:00
futex
futex: Don't include process MM in futex key on no-MMU
2023-11-20 11:58:53 +01:00
gcov
gcov: add support for GCC 14
2024-06-27 13:49:13 +02:00
irq
genirq/irqdesc: Prevent use-after-free in irq_find_at_or_after()
2024-06-16 13:47:46 +02:00
kcsan
kcsan: Don't expect 64 bits atomic builtins from 32 bits architectures
2023-06-09 23:29:50 +10:00
livepatch
livepatch: Fix missing newline character in klp_resolve_symbols()
2023-11-20 11:59:25 +01:00
locking
lockdep: Fix block chain corruption
2023-12-03 07:33:06 +01:00
module
modules: wait do_free_init correctly
2024-03-26 18:19:55 -04:00
power
PM: s2idle: Make sure CPUs will wakeup directly on resume
2024-04-17 11:19:26 +02:00
printk
printk: For @suppress_panic_printk check for other CPU in panic
2024-04-13 13:07:29 +02:00
rcu
rcutorture: Fix invalid context warning when enable srcu barrier testing
2024-06-27 13:49:01 +02:00
sched
sched/core: Fix incorrect initialization of the 'burst' parameter in cpu_max_write()
2024-06-12 11:12:13 +02:00
time
tick/nohz_full: Don't abuse smp_call_function_single() in tick_setup_device()
2024-06-21 14:38:46 +02:00
trace
tracing: Add MODULE_DESCRIPTION() to preemptirq_delay_test
2024-06-27 13:49:14 +02:00
.gitignore
…
acct.c
Merge tag 'audit-pr-20230829' of git://git.kernel.org/pub/scm/linux/kernel/git/pcmoore/audit
2023-08-30 08:17:35 -07:00
async.c
async: Introduce async_schedule_dev_nocall()
2024-01-31 16:18:49 -08:00
audit_fsnotify.c
audit: fix potential double free on error path from fsnotify_add_inode_mark
2022-08-22 18:50:06 -04:00
audit_tree.c
audit: use fsnotify group lock helpers
2022-04-25 14:37:28 +02:00
audit_watch.c
audit: don't WARN_ON_ONCE(!current->mm) in audit_exe_compare()
2023-11-28 17:19:56 +00:00
audit.c
audit: Send netlink ACK before setting connection in auditd_set
2024-02-05 20:14:14 +00:00
audit.h
audit: correct audit_filter_inodes() definition
2023-07-21 12:17:25 -04:00
auditfilter.c
audit: move trailing statements to next line
2023-08-15 18:16:14 -04:00
auditsc.c
audit,io_uring: io_uring openat triggers audit reference count underflow
2023-10-13 18:34:46 +02:00
backtracetest.c
…
bounds.c
bounds: Use the right number of bits for power-of-two CONFIG_NR_CPUS
2024-05-02 16:32:50 +02:00
capability.c
lsm: constify the 'target' parameter in security_capget()
2023-08-08 16:48:47 -04:00
cfi.c
cfi: Switch to -fsanitize=kcfi
2022-09-26 10:13:13 -07:00
compat.c
sched_getaffinity: don't assume 'cpumask_size()' is fully initialized
2023-03-14 19:32:38 -07:00
configs.c
…
context_tracking.c
locking/atomic: treewide: use raw_atomic*_<op>()
2023-06-05 09:57:20 +02:00
cpu_pm.c
cpuidle, cpu_pm: Remove RCU fiddling from cpu_pm_{enter,exit}()
2023-01-13 11:48:15 +01:00
cpu.c
cpu: Ignore "mitigations" kernel parameter if CPU_MITIGATIONS=n
2024-06-12 11:11:24 +02:00
crash_core.c
mm: turn folio_test_hugetlb into a PageType
2024-05-02 16:32:47 +02:00
crash_dump.c
…
cred.c
cred: get rid of CONFIG_DEBUG_CREDENTIALS
2023-12-20 17:01:51 +01:00
delayacct.c
delayacct: track delays from IRQ/SOFTIRQ
2023-04-18 16:39:34 -07:00
dma.c
…
exec_domain.c
…
exit.c
cred: get rid of CONFIG_DEBUG_CREDENTIALS
2023-12-20 17:01:51 +01:00
extable.c
context_tracking: Take NMI eqs entrypoints over RCU
2022-07-05 13:32:59 -07:00
fail_function.c
kernel/fail_function: fix memory leak with using debugfs_lookup()
2023-02-08 13:36:22 +01:00
fork.c
Revert "fork: defer linking file vma until vma is fully initialized"
2024-06-21 14:38:47 +02:00
freezer.c
freezer,sched: Rewrite core freezer logic
2022-09-07 21:53:50 +02:00
gen_kheaders.sh
kheaders: explicitly define file modes for archived headers
2024-06-21 14:38:40 +02:00
groups.c
security: Add LSM hook to setgroups() syscall
2022-07-15 18:21:49 +00:00
hung_task.c
kernel/hung_task.c: set some hung_task.c variables storage-class-specifier to static
2023-04-08 13:45:37 -07:00
iomem.c
kernel/iomem.c: remove __weak ioremap_cache helper
2023-08-21 13:37:28 -07:00
irq_work.c
trace: Add trace_ipi_send_cpu()
2023-03-24 11:01:29 +01:00
jump_label.c
jump_label: Prevent key->enabled int overflow
2022-12-01 15:53:05 -08:00
kallsyms_internal.h
kallsyms: Reduce the memory occupied by kallsyms_seqs_of_names[]
2022-11-12 18:47:36 -08:00
kallsyms_selftest.c
Merge tag 'modules-6.6-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/mcgrof/linux
2023-08-29 17:32:32 -07:00
kallsyms_selftest.h
kallsyms: Add self-test facility
2022-11-15 00:42:02 -08:00
kallsyms.c
kallsyms: Change func signature for cleanup_symbol_name()
2023-08-25 15:00:36 -07:00
kcmp.c
…
Kconfig.freezer
…
Kconfig.hz
…
Kconfig.kexec
kexec: select CRYPTO from KEXEC_FILE instead of depending on it
2024-01-05 15:19:41 +01:00
Kconfig.locks
…
Kconfig.preempt
Revert "signal, x86: Delay calling signals in atomic on RT enabled kernels"
2022-03-31 10:36:55 +02:00
kcov.c
kcov: don't lose track of remote references during softirqs
2024-06-27 13:49:13 +02:00
kexec_core.c
kexec: do syscore_shutdown() in kernel_kexec
2024-01-31 16:18:56 -08:00
kexec_elf.c
…
kexec_file.c
Merge tag 'integrity-v6.6' of git://git.kernel.org/pub/scm/linux/kernel/git/zohar/linux-integrity
2023-08-30 09:16:56 -07:00
kexec_internal.h
panic, kexec: make __crash_kexec() NMI safe
2022-09-11 21:55:06 -07:00
kexec.c
kernel: kexec: copy user-array safely
2023-11-28 17:19:40 +00:00
kheaders.c
kheaders: Use array declaration instead of char
2023-03-24 20:10:59 -07:00
kprobes.c
kprobe/ftrace: fix build error due to bad function definition
2024-06-27 13:49:15 +02:00
ksyms_common.c
kallsyms: make kallsyms_show_value() as generic function
2023-06-08 12:27:20 -07:00
ksysfs.c
crash: hotplug support for kexec_load()
2023-08-24 16:25:14 -07:00
kthread.c
kthread: add kthread_stop_put
2024-06-12 11:12:52 +02:00
latencytop.c
latencytop: use the last element of latency_record of system
2022-09-11 21:55:12 -07:00
Makefile
kernel/numa.c: Move logging out of numa.h
2024-06-12 11:11:50 +02:00
module_signature.c
…
notifier.c
notifiers: add tracepoints to the notifiers infrastructure
2023-04-08 13:45:38 -07:00
nsproxy.c
nsproxy: Convert nsproxy.count to refcount_t
2023-08-21 11:29:12 -07:00
numa.c
kernel/numa.c: Move logging out of numa.h
2024-06-12 11:11:50 +02:00
padata.c
padata: Disable BH when taking works lock on MT path
2024-06-27 13:49:00 +02:00
panic.c
panic: Flush kernel log buffer at the end
2024-04-13 13:07:29 +02:00
params.c
kernel: params: Remove unnecessary ‘0’ values from err
2023-07-10 12:47:01 -07:00
pid_namespace.c
zap_pid_ns_processes: clear TIF_NOTIFY_SIGNAL along with TIF_SIGPENDING
2024-06-21 14:38:50 +02:00
pid_sysctl.h
memfd: replace ratcheting feature from vm.memfd_noexec with hierarchy
2023-08-21 13:37:59 -07:00
pid.c
pidfd: prevent a kernel-doc warning
2023-09-19 13:21:33 -07:00
profile.c
kernel/profile.c: simplify duplicated code in profile_setup()
2022-09-11 21:55:12 -07:00
ptrace.c
ptrace: Provide set/get interface for syscall user dispatch
2023-04-16 14:23:07 +02:00
range.c
…
reboot.c
kernel/reboot: emergency_restart: Set correct system_state
2023-11-28 17:20:04 +00:00
regset.c
…
relay.c
kernel: relay: remove unnecessary NULL values from relay_open_buf
2023-08-18 10:18:55 -07:00
resource_kunit.c
…
resource.c
kernel/resource: Increment by align value in get_free_mem_region()
2024-01-10 17:16:58 +01:00
rseq.c
rseq: Extend struct rseq with per-memory-map concurrency ID
2022-12-27 12:52:12 +01:00
scftorture.c
scftorture: Pause testing after memory-allocation failure
2023-07-14 15:02:57 -07:00
scs.c
scs: add support for dynamic shadow call stacks
2022-11-09 18:06:35 +00:00
seccomp.c
seccomp: Add missing kerndoc notations
2023-08-17 12:32:15 -07:00
signal.c
signal: print comm and exe name on fatal signals
2023-08-18 10:18:50 -07:00
smp.c
smp,csd: Throw an error if a CSD lock is stuck for too long
2023-11-28 17:19:36 +00:00
smpboot.c
kthread: add kthread_stop_put
2024-06-12 11:12:52 +02:00
smpboot.h
…
softirq.c
softirq: Fix suspicious RCU usage in __do_softirq()
2024-06-12 11:11:27 +02:00
stackleak.c
stackleak: allow to specify arch specific stackleak poison function
2023-04-20 11:36:35 +02:00
stacktrace.c
…
static_call_inline.c
static_call: Add call depth tracking support
2022-10-17 16:41:16 +02:00
static_call.c
static_call: Don't make __static_call_return0 static
2022-04-05 09:59:38 +02:00
stop_machine.c
Merge tag 'sched-core-2022-05-23' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip
2022-05-24 11:11:13 -07:00
sys_ni.c
posix-timers: Get rid of [COMPAT_]SYS_NI() uses
2024-01-20 11:51:46 +01:00
sys.c
prctl: generalize PR_SET_MDWE support check to be per-arch
2024-04-03 15:28:54 +02:00
sysctl-test.c
kernel/sysctl-test: use SYSCTL_{ZERO/ONE_HUNDRED} instead of i_{zero/one_hundred}
2022-09-08 16:56:45 -07:00
sysctl.c
Merge tag 'v6.5-rc1-sysctl-next' of git://git.kernel.org/pub/scm/linux/kernel/git/mcgrof/linux
2023-06-28 16:05:21 -07:00
task_work.c
task_work: add kerneldoc annotation for 'data' argument
2023-09-19 13:21:32 -07:00
taskstats.c
genetlink: start to validate reserved header bytes
2022-08-29 12:47:15 +01:00
torture.c
rcutorture: Fix stuttering races and other issues
2023-11-28 17:20:08 +00:00
tracepoint.c
tracepoint: Allow livepatch module add trace event
2023-02-18 14:34:36 -05:00
tsacct.c
taskstats: version 12 with thread group and exe info
2022-04-29 14:38:03 -07:00
ucount.c
sysctl: Add size to register_sysctl
2023-08-15 15:26:17 -07:00
uid16.c
…
uid16.h
…
umh.c
sysctl: fix unused proc_cap_handler() function warning
2023-06-29 15:19:43 -07:00
up.c
…
user_namespace.c
userns: fix a struct's kernel-doc notation
2023-02-02 22:50:04 -08:00
user-return-notifier.c
…
user.c
kernel/user: Allow user_struct::locked_vm to be usable for iommufd
2022-11-30 20:16:49 -04:00
usermode_driver.c
blob_to_mnt(): kern_unmount() is needed to undo kern_mount()
2022-05-19 23:25:47 -04:00
utsname_sysctl.c
utsname: simplify one-level sysctl registration for uts_kern_table
2023-04-13 11:49:35 -07:00
utsname.c
…
vhost_task.c
vhost: Fix worker hangs due to missed wake up calls
2023-06-08 15:43:09 -04:00
watch_queue.c
kernel: watch_queue: copy user-array safely
2023-11-28 17:19:40 +00:00
watchdog_buddy.c
watchdog/hardlockup: move SMP barriers from common code to buddy code
2023-06-19 16:25:28 -07:00
watchdog_perf.c
watchdog/perf: add a weak function for an arch to detect if perf can use NMIs
2023-06-09 17:44:21 -07:00
watchdog.c
watchdog: move softlockup_panic back to early_param
2023-11-28 17:19:57 +00:00
workqueue_internal.h
workqueue: Drop the special locking rule for worker->flags and worker_pool->flags
2023-08-07 15:57:22 -10:00
workqueue.c
workqueue: Fix selection of wake_cpu in kick_pool()
2024-05-17 12:02:31 +02:00