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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

Bad function signature for wasmer_vm_memory32_copy in Singlepass

planned-2026-02-24

Status: Open.

#6122 In wasmerio/wasmer;

· marxin opened on Jan 27, 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

wasix: bad current directory (re-enable CLI integration tests)

Status: Open.

#6173 In wasmerio/wasmer;

· marxin opened on Feb 10, 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

feat: embed local Globals and funcref Table in VMContext (v2)

Status: Open (in progress).

wasmerio/wasmernumber 6290

#6290 In wasmerio/wasmer;

· marxin opened on Mar 12, 2026

feat: use hash-based signature checks for indirect calls

Status: Open (in progress).

wasmerio/wasmernumber 6293

#6293 In wasmerio/wasmer;

· marxin opened on Mar 12, 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