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Miscellaneous fixes:

Browse source 
- Fix lock ordering bug found by lockdep in perf_event_wakeup()
  - Fix uncore counter enumeration on Granite Rapids and Sierra Forest
  - Fix perf_mmap() refcount bug found by Syzkaller
  - Fix __perf_event_overflow() vs. perf_remove_from_context() race
 
 Signed-off-by: Ingo Molnar <mingo@kernel.org>
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Merge tag 'perf-urgent-2026-03-01' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip

Pull perf events fixes from Ingo Molnar:

 - Fix lock ordering bug found by lockdep in perf_event_wakeup()

 - Fix uncore counter enumeration on Granite Rapids and Sierra Forest

 - Fix perf_mmap() refcount bug found by Syzkaller

 - Fix __perf_event_overflow() vs perf_remove_from_context() race

* tag 'perf-urgent-2026-03-01' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip:
  perf: Fix __perf_event_overflow() vs perf_remove_from_context() race
  perf/core: Fix refcount bug and potential UAF in perf_mmap
  perf/x86/intel/uncore: Add per-scheduler IMC CAS count events
  perf/core: Fix invalid wait context in ctx_sched_in()
This commit is contained in:
Linus Torvalds 2026-03-01 11:07:20 -08:00
commit cb36eabcaf
2 changed files with 89 additions and 22 deletions
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