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LLVM(LoongArch64): some simd spec tests crash in LLVM

Status: Open.

#6017 In wasmerio/wasmer;

· marxin opened on Jan 6, 2026

Incorrect select instruction in wasmer leading to a crash

Status: Open.

#5663 In wasmerio/wasmer;

· teyahb8 opened on Jul 29, 2025

Remove webc v1 support

planned-2026-02-24

priority-highHigh priority issueHigh priority issue

🎉 enhancementNew feature!New feature!

Status: Open.

#4601 In wasmerio/wasmer;

· theduke opened on Apr 24, 2024

The runtime does not allow to reuse socket address for UDP connections

bugSomething isn't workingSomething isn't working

lib-virtual-net

priority-mediumMedium priority issueMedium priority issue

Status: Open.

#5247 In wasmerio/wasmer;

· rodjjo opened on Nov 14, 2024

Running module with --enable-all fails but it runs successfully without it

priority-highHigh priority issueHigh priority issue

📦 lib-engineAbout wasmer-engineAbout wasmer-engine

Status: Open.

#5533 In wasmerio/wasmer;

· Arshia001 opened on Apr 24, 2025

Wasmer reports compilation error from inconsistent nan canonicalization

Status: Open.

#5666 In wasmerio/wasmer;

· teyahb8 opened on Jul 31, 2025

Wasmer runtime crashes with Segmentation fault

Status: Open.

#5681 In wasmerio/wasmer;

· teyahb8 opened on Aug 5, 2025

WASIX socket connect always returns success even if it failed

Status: Open.

#6038 In wasmerio/wasmer;

· zebreus opened on Jan 12, 2026

set_size should zero-fill new data region after extending data region

Status: Open.

#6144 In wasmerio/wasmer;

· artemyarulin opened on Jan 31, 2026

Non‑blocking pipe writes never return EAGAIN (unbounded pipe buffer)

Status: Open.

#6148 In wasmerio/wasmer;

· artemyarulin opened on Feb 1, 2026

path_filestat_set_times uses monotonic time for ATIM_NOW/MTIM_NOW instead of realtime

Status: Open.

#6149 In wasmerio/wasmer;

· artemyarulin opened on Feb 1, 2026

UDP connect() does not auto‑bind the socket, so subsequent send() fails with NOTCONN

Status: Open.

#6152 In wasmerio/wasmer;

· artemyarulin opened on Feb 1, 2026

virtual-fs: Hide package contents under bind‑mounts by filtering overlay secondaries

Status: Open (in progress).

wasmerio/wasmernumber 6161

#6161 In wasmerio/wasmer;

· artemyarulin opened on Feb 3, 2026

Inconsistent time unit for intervals in signal handling

Status: Open.

#6284 In wasmerio/wasmer;

· aeryz opened on Mar 10, 2026

NAPI: refactor to rusty-v8

Status: Open.

#6303 In wasmerio/wasmer;

· theduke opened on Mar 16, 2026

Abort in a WASIX thread causes an exit with exitcode 0

Status: Open.

Bug

#5904 In wasmerio/wasmer;

· zebreus opened on Nov 25, 2025

Multiple accepted sockets can share the same inode number in WASIX

Status: Open.

#6313 In wasmerio/wasmer;

· artemyarulin opened on Mar 17, 2026

macOS: global compact-unwind state breaks multi-module LLVM runs

Status: Open.

#6324 In wasmerio/wasmer;

· artemyarulin opened on Mar 18, 2026

Status of Wasmi and WAMR run-time engines

planned-2026-03-24

Status: Open.

#6344 In wasmerio/wasmer;

· marxin opened on Mar 24, 2026

feat(Singlepass): add config for strict memory boundary checking

Status: Open (in progress).

wasmerio/wasmernumber 6351

#6351 In wasmerio/wasmer;

· marxin opened on Mar 25, 2026

Writing to an unlinked file causes errors

planned-2026-03-10

planned-2026-03-24

Status: Open.

#6128 In wasmerio/wasmer;

· zebreus opened on Jan 27, 2026

feat(Singlepass, Cranelift): add --enable-unaligned-memory-accesses (v2)

Status: Open (in progress).

wasmerio/wasmernumber 6388

#6388 In wasmerio/wasmer;

· marxin opened on Apr 2, 2026

path_rename panics on concurrent rename + lookup in a single WASIX instance

Status: Open.

#6398 In wasmerio/wasmer;

· artemyarulin opened on Apr 7, 2026

LLVM backend does not trap on out-of-bounds SIMD load when result is dropped

Status: Open.

#6401 In wasmerio/wasmer;

· teyahb8 opened on Apr 8, 2026