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-rw-r--r--kernel/fork.c4
1 files changed, 4 insertions, 0 deletions
diff --git a/kernel/fork.c b/kernel/fork.c
index b7e9e57b71ea..dab73d18bc4d 100644
--- a/kernel/fork.c
+++ b/kernel/fork.c
@@ -484,6 +484,8 @@ void __init fork_init(void)
cpuhp_setup_state(CPUHP_BP_PREPARE_DYN, "fork:vm_stack_cache",
NULL, free_vm_stack_cache);
#endif
+
+ lockdep_init_task(&init_task);
}
int __weak arch_dup_task_struct(struct task_struct *dst,
@@ -1700,6 +1702,7 @@ static __latent_entropy struct task_struct *copy_process(
p->lockdep_depth = 0; /* no locks held yet */
p->curr_chain_key = 0;
p->lockdep_recursion = 0;
+ lockdep_init_task(p);
#endif
#ifdef CONFIG_DEBUG_MUTEXES
@@ -1958,6 +1961,7 @@ bad_fork_cleanup_audit:
bad_fork_cleanup_perf:
perf_event_free_task(p);
bad_fork_cleanup_policy:
+ lockdep_free_task(p);
#ifdef CONFIG_NUMA
mpol_put(p->mempolicy);
bad_fork_cleanup_threadgroup_lock: