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| -rw-r--r-- | kernel/signal.c | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/kernel/signal.c b/kernel/signal.c index 7d75bc2d042f..8bfbc47f0a23 100644 --- a/kernel/signal.c +++ b/kernel/signal.c @@ -1392,6 +1392,10 @@ static int kill_something_info(int sig, struct siginfo *info, pid_t pid) return ret; } + /* -INT_MIN is undefined. Exclude this case to avoid a UBSAN warning */ + if (pid == INT_MIN) + return -ESRCH; + read_lock(&tasklist_lock); if (pid != -1) { ret = __kill_pgrp_info(sig, info, |