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| author | Tetsuo Handa <[email protected]> | 2025-07-09 11:27:52 +0000 |
|---|---|---|
| committer | Peter Zijlstra <[email protected]> | 2025-07-09 11:40:17 +0000 |
| commit | 3da6bb419750f3ad834786d6ba7c9d5d062c770b (patch) | |
| tree | bae6e958112ec02dca0bc0ae0ddb66bffa70bd5d /rust/helpers/regulator.c | |
| parent | Linux 6.16-rc5 (diff) | |
| download | kernel-3da6bb419750f3ad834786d6ba7c9d5d062c770b.tar.gz kernel-3da6bb419750f3ad834786d6ba7c9d5d062c770b.zip | |
perf/core: Fix WARN in perf_sigtrap()
Since exit_task_work() runs after perf_event_exit_task_context() updated
ctx->task to TASK_TOMBSTONE, perf_sigtrap() from perf_pending_task() might
observe event->ctx->task == TASK_TOMBSTONE.
Swap the early exit tests in order not to hit WARN_ON_ONCE().
Closes: https://syzkaller.appspot.com/bug?extid=2fe61cb2a86066be6985
Reported-by: syzbot <[email protected]>
Signed-off-by: Tetsuo Handa <[email protected]>
Signed-off-by: Peter Zijlstra (Intel) <[email protected]>
Link: https://lkml.kernel.org/r/[email protected]
Diffstat (limited to 'rust/helpers/regulator.c')
0 files changed, 0 insertions, 0 deletions