]> git.ipfire.org Git - thirdparty/kernel/stable.git/commit
tracing/kprobe: Make trace_kprobe's module callback called after jump_label update
authorMasami Hiramatsu (Google) <mhiramat@kernel.org>
Wed, 11 Dec 2024 00:10:55 +0000 (09:10 +0900)
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>
Thu, 2 Jan 2025 09:30:51 +0000 (10:30 +0100)
commit83f5ba098aac2f3a85e99c9c3d876b83a9a47c23
tree002e7642af5c389d288d04d52520285db479d23a
parent7357ad7d1fadf25f8c1eaf175a9d6bd02e853a0b
tracing/kprobe: Make trace_kprobe's module callback called after jump_label update

[ Upstream commit d685d55dfc86b1a4bdcec77c3c1f8a83f181264e ]

Make sure the trace_kprobe's module notifer callback function is called
after jump_label's callback is called. Since the trace_kprobe's callback
eventually checks jump_label address during registering new kprobe on
the loading module, jump_label must be updated before this registration
happens.

Link: https://lore.kernel.org/all/173387585556.995044.3157941002975446119.stgit@devnote2/
Fixes: 614243181050 ("tracing/kprobes: Support module init function probing")
Signed-off-by: Masami Hiramatsu (Google) <mhiramat@kernel.org>
Signed-off-by: Sasha Levin <sashal@kernel.org>
kernel/trace/trace_kprobe.c