inotify: Work around the vput() bug directly
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Authored by markj on Nov 15 2025, 6:03 PM.

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Reviewers

kib
mjg
olce

Commits

rG76883b793db8: inotify: Work around the vput() bug directly
rG1f6e3abf4171: inotify: Work around the vput() bug directly
rGebc17879f088: inotify: Work around the vput() bug directly

Summary

For 15.0, apply a minimal fix which at least ensures that inotify can't
trigger the latent race described in commit 99cb3dca4773 ("vnode: Rework
vput() to avoid holding the vnode lock after decrementing").

Diff Detail

Repository

rG FreeBSD src repository

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Tests Not Applicable

Event Timeline

markj created this revision.Nov 15 2025, 6:03 PM

Herald added a subscriber: imp. · View Herald TranscriptNov 15 2025, 6:03 PM

markj requested review of this revision.Nov 15 2025, 6:03 PM

Harbormaster completed remote builds in B68672: Diff 166515.Nov 15 2025, 6:03 PM

kib accepted this revision.Nov 15 2025, 6:07 PM

This revision is now accepted and ready to land.Nov 15 2025, 6:07 PM

olce accepted this revision.Nov 15 2025, 7:28 PM

Closed by commit rGebc17879f088: inotify: Work around the vput() bug directly (authored by markj). · Explain WhyNov 16 2025, 6:24 PM

This revision was automatically updated to reflect the committed changes.

markj added a commit: rGebc17879f088: inotify: Work around the vput() bug directly.

markj added a commit: rG1f6e3abf4171: inotify: Work around the vput() bug directly.Nov 19 2025, 4:17 PM

cperciva added a commit: rG76883b793db8: inotify: Work around the vput() bug directly.Nov 24 2025, 5:31 PM

Revision Contents
Changeset List

Path

Size

sys/

kern/

vfs_inotify.c

9 lines

Diff 166549

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inotify: Work around the vput() bug directlyClosedPublicActions