linux/kernel
Eddy Wu b4e00444ca fork: fix copy_process(CLONE_PARENT) race with the exiting ->real_parent
current->group_leader->exit_signal may change during copy_process() if
current->real_parent exits.

Move the assignment inside tasklist_lock to avoid the race.

Signed-off-by: Eddy Wu <eddy_wu@trendmicro.com>
Acked-by: Oleg Nesterov <oleg@redhat.com>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2020-11-08 11:18:39 -08:00
..
bpf
cgroup
configs
debug
dma
entry entry: Fix the incorrect ordering of lockdep and RCU check 2020-11-04 18:06:14 +01:00
events perf/core: Fix a memory leak in perf_event_parse_addr_filter() 2020-11-07 13:07:26 +01:00
gcov
irq A set of fixes for interrupt chip drivers: 2020-11-08 09:52:57 -08:00
kcsan
livepatch
locking A couple of locking fixes: 2020-11-01 11:08:17 -08:00
power PM: sleep: fix typo in kernel/power/process.c 2020-10-27 19:11:44 +01:00
printk printk: ringbuffer: Replace zero-length array with flexible-array member 2020-10-30 16:57:42 -05:00
rcu stop_machine, rcu: Mark functions as notrace 2020-10-26 12:12:27 +01:00
sched cpufreq: schedutil: Don't skip freq update if need_freq_update is set 2020-11-02 17:57:49 +01:00
time time: Prevent undefined behaviour in timespec64_to_ns() 2020-10-26 11:48:11 +01:00
trace tracing: Make -ENOMEM the default error for parse_synth_field() 2020-11-02 15:58:32 -05:00
.gitignore
acct.c
async.c
audit.c
audit.h
audit_fsnotify.c
audit_tree.c
audit_watch.c
auditfilter.c
auditsc.c
backtracetest.c
bounds.c
capability.c
compat.c
configs.c
context_tracking.c
cpu.c
cpu_pm.c
crash_core.c
crash_dump.c
cred.c
delayacct.c
dma.c
elfcore.c
exec_domain.c
exit.c
extable.c
fail_function.c
fork.c fork: fix copy_process(CLONE_PARENT) race with the exiting ->real_parent 2020-11-08 11:18:39 -08:00
freezer.c
futex.c futex: Handle transient "ownerless" rtmutex state correctly 2020-11-07 22:07:04 +01:00
gen_kheaders.sh
groups.c
hung_task.c kernel/hung_task.c: make type annotations consistent 2020-11-02 12:14:19 -08:00
iomem.c
irq_work.c
jump_label.c
kallsyms.c treewide: Convert macro and uses of __section(foo) to __section("foo") 2020-10-25 14:51:49 -07:00
kcmp.c
Kconfig.freezer
Kconfig.hz
Kconfig.locks
Kconfig.preempt
kcov.c
kexec.c
kexec_core.c
kexec_elf.c
kexec_file.c
kexec_internal.h
kheaders.c
kmod.c
kprobes.c kprobes: Tell lockdep about kprobe nesting 2020-11-04 09:46:06 -05:00
ksysfs.c
kthread.c kthread_worker: prevent queuing delayed work from timer_fn when it is being canceled 2020-11-02 12:14:19 -08:00
latencytop.c
Makefile
module-internal.h
module.c
module_signature.c
module_signing.c
notifier.c
nsproxy.c
padata.c
panic.c
params.c params: Replace zero-length array with flexible-array member 2020-10-29 17:22:59 -05:00
pid.c
pid_namespace.c
profile.c
ptrace.c
range.c
reboot.c
regset.c
relay.c
resource.c
rseq.c
scftorture.c
scs.c
seccomp.c
signal.c ptrace: fix task_join_group_stop() for the case when current is traced 2020-11-02 12:14:19 -08:00
smp.c Merge tag 'core-rcu-2020-10-12' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip 2020-10-18 14:34:50 -07:00
smpboot.c
smpboot.h
softirq.c
stackleak.c
stacktrace.c
static_call.c
stop_machine.c stop_machine, rcu: Mark functions as notrace 2020-10-26 12:12:27 +01:00
sys.c kernel/sys.c: fix prototype of prctl_get_tid_address() 2020-10-25 11:44:16 -07:00
sys_ni.c
sysctl-test.c
sysctl.c
task_work.c
taskstats.c
test_kprobes.c
torture.c
tracepoint.c tracepoint: Replace zero-length array with flexible-array member 2020-10-29 17:22:59 -05:00
tsacct.c
ucount.c
uid16.c
uid16.h
umh.c
up.c
user-return-notifier.c
user.c
user_namespace.c
usermode_driver.c
utsname.c
utsname_sysctl.c
watch_queue.c
watchdog.c
watchdog_hld.c
workqueue.c
workqueue_internal.h