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142 Open 925 Closed
142 Open 925 Closed
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Issues list

Miri does not support uid, gid, and several other metadata fields A-shims Area: This affects the external function shims C-enhancement Category: a PR with an enhancement or an issue tracking an accepted enhancement E-good-first-issue A good way to start contributing, mentoring is available
#4379 opened Jun 5, 2025 by DianaNites
2
Miri spurious wake up? A-shims Area: This affects the external function shims C-bug Category: This is a bug.
#4374 opened Jun 4, 2025 by tiif
@tiif
1
Miri should artifically shorten some reads/writes
#4369 opened Jun 1, 2025 by RalfJung
3
Poor performance for large allocations in native-lib mode A-native Area: calling native functions via FFI C-bug Category: This is a bug. I-slow Impact: Makes Miri even slower than it already is
#4357 opened May 29, 2025 by nia-e
3 tasks
4
Ignore file creation flag in fcntl(F_SETFL) A-shims Area: This affects the external function shims C-enhancement Category: a PR with an enhancement or an issue tracking an accepted enhancement E-good-first-issue A good way to start contributing, mentoring is available
#4352 opened May 27, 2025 by tiif
1
./miri squash fails on Windows A-dev Area: working on Miri as a developer A-windows Area: affects only Windows targets C-bug Category: This is a bug.
#4340 opened May 21, 2025 by RalfJung
7
Figure out behavior of powf/powi(sNaN, 0) A-shims Area: This affects the external function shims C-spec-question Category: it is unclear what the intended behavior of Miri for this case is
#4286 opened Apr 22, 2025 by RalfJung
7
PlaceMention-style UB not detected when in closure A-interpreter Area: affects the core interpreter C-bug Category: This is a bug. I-misses-UB Impact: makes Miri miss UB, i.e., a false negative (with default settings)
#4258 opened Apr 9, 2025 by meithecatte
add access FFI shim function for unix/posix A-linux Area: affects only Linux targets A-shims Area: This affects the external function shims C-enhancement Category: a PR with an enhancement or an issue tracking an accepted enhancement
#4256 opened Apr 8, 2025 by programmerjake
3
Miri float ops are less precise than what the standard library expects A-shims Area: This affects the external function shims C-bug Category: This is a bug.
#4208 opened Feb 25, 2025 by RalfJung
1
@LorrensP-2158466
35
fs::set_permissions/chmod unsupported on Linux A-files Area: related to files, paths, sockets, file descriptors, or handles A-shims Area: This affects the external function shims C-enhancement Category: a PR with an enhancement or an issue tracking an accepted enhancement E-good-first-issue A good way to start contributing, mentoring is available
#4202 opened Feb 23, 2025 by barely-a-dev
1
@el-ev
2
Investigate why this by-move-argument-access is not caught A-interpreter Area: affects the core interpreter C-bug Category: This is a bug.
#4189 opened Feb 12, 2025 by RalfJung
4
Add support for Windows virtual memory functions (VirtualAlloc, ...) A-shims Area: This affects the external function shims A-windows Area: affects only Windows targets C-enhancement Category: a PR with an enhancement or an issue tracking an accepted enhancement
#4187 opened Feb 11, 2025 by yanchith
10
std::fs::copy is unsupported A-files Area: related to files, paths, sockets, file descriptors, or handles A-linux Area: affects only Linux targets A-mac Area: Affects only macOS targets A-shims Area: This affects the external function shims C-enhancement Category: a PR with an enhancement or an issue tracking an accepted enhancement
#4183 opened Feb 7, 2025 by anatawa12
2
linkme crate not supported by Miri A-shims Area: This affects the external function shims C-enhancement Category: a PR with an enhancement or an issue tracking an accepted enhancement
#4171 opened Feb 2, 2025 by nazar-pc
6
Make --target not order-sensitive in ./miri run A-dev Area: working on Miri as a developer C-enhancement Category: a PR with an enhancement or an issue tracking an accepted enhancement
#4125 opened Jan 6, 2025 by tiif
7
We should have a Miri book A-docs Area: affects documentation C-enhancement Category: a PR with an enhancement or an issue tracking an accepted enhancement
#4108 opened Dec 24, 2024 by RalfJung
Please consider adding documentation on the internal architecture A-dev Area: working on Miri as a developer C-enhancement Category: a PR with an enhancement or an issue tracking an accepted enhancement
#4107 opened Dec 24, 2024 by oligamiq
3
Miri should warn or error when accessing file at /proc/self/fd/X A-linux Area: affects only Linux targets A-shims Area: This affects the external function shims C-enhancement Category: a PR with an enhancement or an issue tracking an accepted enhancement E-good-first-issue A good way to start contributing, mentoring is available
#4096 opened Dec 16, 2024 by stevenengler
8
Support loading a build.rs compiled .so with -Zmiri-native-lib A-native Area: calling native functions via FFI C-enhancement Category: a PR with an enhancement or an issue tracking an accepted enhancement
#4077 opened Dec 6, 2024 by Nemo157
4
Backtraces stop at thread boundaries A-diagnostics errors and warnings emitted by miri C-enhancement Category: a PR with an enhancement or an issue tracking an accepted enhancement E-good-first-issue A good way to start contributing, mentoring is available
#4066 opened Nov 29, 2024 by oli-obk
1
3
Add TID support to sched_getaffinity/sched_setaffinity A-shims Area: This affects the external function shims C-enhancement Category: a PR with an enhancement or an issue tracking an accepted enhancement E-good-first-issue A good way to start contributing, mentoring is available
#4062 opened Nov 26, 2024 by RalfJung
@sleiderr
1
unix: add support for libc::readv and libc::writev A-shims Area: This affects the external function shims A-unix Area: affects our shared Unix target support C-enhancement Category: a PR with an enhancement or an issue tracking an accepted enhancement E-good-second-issue A good issue to pick up if you've already seen some parts of Miri, mentoring is available
#4048 opened Nov 22, 2024 by mstoeckl
1
9
Randomize thread unblocking operation A-concurrency Area: affects our concurrency (multi-thread) support A-shims Area: This affects the external function shims C-enhancement Category: a PR with an enhancement or an issue tracking an accepted enhancement
#4032 opened Nov 13, 2024 by tiif
@tiif
8
Support kqueue on macOS A-mac Area: Affects only macOS targets A-shims Area: This affects the external function shims C-enhancement Category: a PR with an enhancement or an issue tracking an accepted enhancement
#4007 opened Nov 1, 2024 by danielsn
5
ProTip! Updated in the last three days: updated:>2025-06-04.