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| author | Thomas Weißschuh <thomas.weissschuh@linutronix.de> | 2025-02-17 16:16:12 +0300 |
|---|---|---|
| committer | Steven Rostedt (Google) <rostedt@goodmis.org> | 2025-03-06 21:35:26 +0300 |
| commit | effd1059c448e2b982f4de5d3b03deca2714b2a9 (patch) | |
| tree | 3472dfcad8e855e98ecf7ca3069eaecc1e1c2fd9 | |
| parent | ca29a0bf1221451f566f19999f2eda8adf116ff9 (diff) | |
| download | linux-effd1059c448e2b982f4de5d3b03deca2714b2a9.tar.xz | |
tracing/user_events: Don't use %pK through printk
Restricted pointers ("%pK") are not meant to be used through printk().
It can unintentionally expose security sensitive, raw pointer values.
Use regular pointer formatting instead.
Cc: Mathieu Desnoyers <mathieu.desnoyers@efficios.com>
Link: https://lore.kernel.org/20250217-restricted-pointers-trace-v1-1-bbe9ea279848@linutronix.de
Link: https://lore.kernel.org/lkml/20250113171731-dc10e3c1-da64-4af0-b767-7c7070468023@linutronix.de/
Signed-off-by: Thomas Weißschuh <thomas.weissschuh@linutronix.de>
Acked-by: Masami Hiramatsu (Google) <mhiramat@kernel.org>
Signed-off-by: Steven Rostedt (Google) <rostedt@goodmis.org>
| -rw-r--r-- | kernel/trace/trace_events_user.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/kernel/trace/trace_events_user.c b/kernel/trace/trace_events_user.c index 97325fbd6283..3effc6fce20e 100644 --- a/kernel/trace/trace_events_user.c +++ b/kernel/trace/trace_events_user.c @@ -455,7 +455,7 @@ static void user_event_enabler_fault_fixup(struct work_struct *work) if (ret && ret != -ENOENT) { struct user_event *user = enabler->event; - pr_warn("user_events: Fault for mm: 0x%pK @ 0x%llx event: %s\n", + pr_warn("user_events: Fault for mm: 0x%p @ 0x%llx event: %s\n", mm->mm, (unsigned long long)uaddr, EVENT_NAME(user)); } |