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runtime: handle missing context on wake #6148

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merged 2 commits into from
Nov 14, 2023

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Darksonn
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Fixes a panic when a waker is woken after the thread-local is destroyed.

Closes: #6091

@Darksonn Darksonn added A-tokio Area: The main tokio crate M-runtime Module: tokio/runtime labels Nov 12, 2023
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@duarten duarten left a comment

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Thanks for fixing this! :)

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@hds hds left a comment

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Looks good.

Would it make sense to add a short comment here describing why the context may be missing (due to shutdown only if I read this right)?

@Darksonn Darksonn merged commit 2e5773a into tokio-rs:master Nov 14, 2023
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@Darksonn Darksonn deleted the alice/2023-11/with-scheduler-try branch November 14, 2023 13:01
kodiakhq bot pushed a commit to pdylanross/fatigue that referenced this pull request Dec 11, 2023
Bumps tokio from 1.34.0 to 1.35.0.

Release notes
Sourced from tokio's releases.

Tokio v1.35.0
1.35.0 (December 8th, 2023)
Added

net: add Apple watchOS support (#6176)

Changed

io: drop the Sized requirements from AsyncReadExt.read_buf (#6169)
runtime: make Runtime unwind safe (#6189)
runtime: reduce the lock contention in task spawn (#6001)
tokio: update nix dependency to 0.27.1 (#6190)

Fixed

chore: make --cfg docsrs work without net feature (#6166)
chore: use relaxed load for unsync_load on miri (#6179)
runtime: handle missing context on wake (#6148)
taskdump: fix taskdump cargo config example (#6150)
taskdump: skip notified tasks during taskdumps (#6194)
tracing: avoid creating resource spans with current parent, use a None parent instead (#6107)
tracing: make task span explicit root (#6158)

Documented

io: flush in AsyncWriteExt examples (#6149)
runtime: document fairness guarantees and current behavior (#6145)
task: document cancel safety of LocalSet::run_until (#6147)

#6001: tokio-rs/tokio#6001
#6107: tokio-rs/tokio#6107
#6144: tokio-rs/tokio#6144
#6145: tokio-rs/tokio#6145
#6147: tokio-rs/tokio#6147
#6148: tokio-rs/tokio#6148
#6149: tokio-rs/tokio#6149
#6150: tokio-rs/tokio#6150
#6158: tokio-rs/tokio#6158
#6166: tokio-rs/tokio#6166
#6169: tokio-rs/tokio#6169
#6176: tokio-rs/tokio#6176
#6179: tokio-rs/tokio#6179
#6189: tokio-rs/tokio#6189
#6190: tokio-rs/tokio#6190
#6194: tokio-rs/tokio#6194



Commits

92a3455 chore: prepare Tokio v1.35.0 (#6197)
1968565 chore: use relaxed load for unsync_load (#6203)
c9273f1 sync: improve safety comments for WakeList (#6200)
e05d0f8 changelog: fix missing link for 1.8.2 (#6199)
debcb22 Revert "net: add SocketAddr::as_abstract_namespace (#6144)" (#6198)
83b7397 io: drop the Sized requirements from AsyncReadExt.read_buf (#6169)
3991f9f docs: fix typo in 'tokio/src/sync/broadcast.rs' (#6182)
48c0e62 chore: use relaxed load for unsync_load on miri (#6179)
d561b58 taskdump: skip notified tasks during taskdumps (#6194)
3a4aef1 runtime: reduce the lock contention in task spawn (#6001)
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AccessError when dropping a mpsc channel stored in a thread local
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