bug#60556: 29.0.60; Fatal error accurred when editing init.el with flymake enabled on Windows 10

[Eli Zaretskii]

> Date: Wed, 04 Jan 2023 22:44:22 +0800
> From: Eason Huang <aqua0210@foxmail.com>
> 
> Thread 44 received signal SIGTRAP, Trace/breakpoint trap.
> [Switching to Thread 7544.0x32a0]
> 0x00007fff84fd0bb1 in ntdll!DbgBreakPoint () from 
> C:\Windows\SYSTEM32\ntdll.dll
> (gdb) bt
> #0  0x00007fff84fd0bb1 in ntdll!DbgBreakPoint () from 
> C:\Windows\SYSTEM32\ntdll.dll
> #1  0x00007fff84ffcc2e in ntdll!DbgUiRemoteBreakin () from 
> C:\Windows\SYSTEM32\ntdll.dll
> #2  0x00007fff84947614 in KERNEL32!BaseThreadInitThunk () from 
> C:\Windows\System32\kernel32.dll
> #3  0x00007fff84f826a1 in ntdll!RtlUserThreadStart () from 
> C:\Windows\SYSTEM32\ntdll.dll
> #4  0x0000000000000000 in ?? ()
> Backtrace stopped: previous frame inner to this frame (corrupt stack?)
> (gdb) q
> A debugging session is active.

At this point, instead of "q", please type:

  (gdb) thread 1
  (gdb) bt

and post the results here.