New subject: [Bug 58197] 32-bit Wine Mono crashes on macOS

3 May 2025


      http://bugs.winehq.org/show_bug.cgi?id=58197
Bug ID: 58197
           Summary: 32-bit Wine Mono crashes on macOS
           Product: Wine
           Version: 10.7
          Hardware: x86-64
                OS: MacOS
            Status: NEW
          Severity: normal
          Priority: P2
         Component: -unknown
          Assignee: wine-bugs@winehq.org
          Reporter: madewokherd@gmail.com
Running any 32-bit .NET executable in Wine fails for me on macOS.
I got this stack trace from winedbg:
Backtrace:
=>0 0x0000007bca12a0 in wow64cpu (+0x12a0) (0x0000000012f0d4)
  1 0x00000078af30c2 mono_100ns_ticks+0x52()
[/builds/mono/wine-mono/mono/mono/utils/mono-time.c:82] in libm
ono-2.0-x86 (0x0000000012f10c)
  2 0x00000078895e8b mono_time_track_end+0x5(time=0000000000968730,
start=0x12f0c30009656b) [/builds/mono/wi
ne-mono/mono/mono/mini/mini.c:4034] in libmono-2.0-x86 (0x00000000969878)
  3 0x00000078895e8b mini_method_compile+0x1c3b(method=0000000000968730,
opts=0x968730, domain=0000000000968
730, flags=9865008, parts=0x968730, aot_method_index=0x968730)
[/builds/mono/wine-mono/mono/mono/mini/mini.c
:3882] in libmono-2.0-x86 (0x00000000969878)
  4 0x00000000967088 (0x00000000968730)
  5 0x00000006001595 (0x00000000001886)
Seems to be in a QueryPerformanceCounter call:
https://gitlab.winehq.org/mono/mono/-/blob/wine-mono/mono/utils/mono-time.c?...
A relay log shows that this specific call, from mono_100ns_ticks specifically,
has completed before.
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[Bug 58197] New: 32-bit Wine Mono crashes on macOS