Issues

• gsudo hangs immediately

  msys2/msys2-runtime#376 · Filter by author needsomejohn opened on Oct 2, 2026
  9

• fchmod() fails with O_RDONLY in noacl mode

  msys2/msys2-runtime#374 · Filter by author lazka opened on Sep 28, 2026
  1

• Enumerating /proc/registry/HKEY_CLASSES_ROOT leaks a kernel registry handle per key (in-process, unbounded)

  msys2/msys2-runtime#370 · Filter by author khairm opened on Sep 24, 2026
  1

• Enumerating /proc/registry/HKEY_CLASSES_ROOT leaks a kernel registry handle per key (in-process, unbounded)

  msys2/msys2-runtime#369 · Filter by author khairm opened on Sep 24, 2026
  1

• Arrow keys in tmux panes produce bare letters instead of escape sequences (regression in 3.6.10-3)

  msys2/msys2-runtime#365 · Filter by author doronbehar opened on Sep 14, 2026
  5

• Shell crash in TwinCAT RUN mode: stale upper RBX bits in the XSAVE stack-size calculation

  msys2/msys2-runtime#363 · Filter by author LarsDammannCoherent opened on Sep 11, 2026

• 0 [main] bash (4712) shared_info::initialize: size of shared memory region changed from 60344 to 59320

  msys2/msys2-runtime#354 · Filter by author Kreijstal opened on Jul 29, 2026
  1

• problem with pcon after updating msys2-runtime to 3.6.10-1

  msys2/msys2-runtime#349 · Filter by author oltolm opened on Jul 18, 2026

• utsname is ABI incompatible with cygwin

  msys2/msys2-runtime#346 · Filter by author Berrysoft opened on Jun 18, 2026
  3

• Verify Msys2 build on Windows

  msys2/msys2-runtime#341 · Filter by author MGN-GIT opened on May 21, 2026
  7

• POSIX MSYS2 runtime strips {} from arguments when launching processes with CreateProcess

  msys2/msys2-runtime#332 · Filter by author ikappaki opened on Mar 25, 2026

• rsync -e flag causes path misread with /c/ paths (source and destination cannot both be remote)

  msys2/msys2-runtime#330 · Filter by author vicjayjay opened on Mar 25, 2026
  1

• Cannot launch when enabling Mandatory ASLR in Windows Security

  msys2/msys2-runtime#327 · Filter by author szw0407 opened on Jan 29, 2026
  1

• Cmake Generation error while MSYS2 is on path

  msys2/msys2-runtime#325 · Filter by author a2937 opened on Jan 10, 2026
  3

• bash.exe、mintty.exe hung, hacking way cause app hung in msys-2.0.dll

  msys2/msys2-runtime#324 · Filter by author cssxn opened on Jan 5, 2026
  1

• Ultra slow path conversion

  msys2/msys2-runtime#323 · Filter by author dragon-archer opened on Dec 23, 2025
  1

• New windows appear behind MSys terminal window.

  msys2/msys2-runtime#321 · Filter by author JontomXire opened on Nov 24, 2025
  1

• Calling non-MSYS programs passes invalid env

  msys2/msys2-runtime#320 · Filter by author RivenSkaye opened on Nov 20, 2025

• .cmd scripts located in absolute paths containing spaces fail when run with arguments that trigger path conversion

  msys2/msys2-runtime#319 · Filter by author claritystorm opened on Nov 11, 2025

• 🐞 MSYS MINGW64 doesn't respect chmod and reports different file permissions than Cygwin

  msys2/msys2-runtime#311 · Filter by author eabase opened on Aug 22, 2025
  4

• Need copy_file_range() which uses FSCTL_DUPLICATE_EXTENTS_TO_FILE

  msys2/msys2-runtime#310 · Filter by author aureliencouderc opened on Aug 18, 2025
  10

• msys-runtime update blocked and removed by thread protection (updated 2025-06-18)

  msys2/msys2-runtime#305 · Filter by author ousia opened on Jul 18, 2025
  10

• Please consider POSIXifying the GNUPGHOME variable

  msys2/msys2-runtime#297 · Filter by author chawyehsu opened on Jul 4, 2025
  14

• Segfaults if CPU's PKU/PKRU feature is enabled

  msys2/msys2-runtime#295 · Filter by author pipcet opened on Jun 27, 2025
  15

• performance regression between 3.5 and 3.6

  msys2/msys2-runtime#282 · Filter by author sebbu2 opened on Apr 24, 2025
  2