Subject: Re: bug#70914: 29.3; Crashes often on Windows

From: Simen Endsjø <[email-masked]>
Date: Wed, 15 May 2024 15:58:40 +0200

Here is another one.

    Thread 1 received signal SIGSEGV, Segmentation fault.
    0x0000000000000000 in ?? ()
    (gdb) thread apply all bt

    Thread 27 (Thread 18320.0x3064):
    #0  0x00007fffdabef9d4 in ntdll!ZwWaitForSingleObject () from
C:\WINDOWS\SYSTEM32\ntdll.dll
    #1  0x00007fffd850427e in WaitForSingleObjectEx () from
C:\WINDOWS\System32\KernelBase.dll
    #2  0x00007ff71859e488 in ?? ()
    #3  0x00007ff718b65cf0 in ?? ()
    #4  0x0000000000000000 in ?? ()

    Thread 26 (Thread 18320.0x4108):
    #0  0x00007fffdabefa14 in ntdll!ZwReadFile () from
C:\WINDOWS\SYSTEM32\ntdll.dll
    #1  0x00007fffd84f68bb in ReadFile () from
C:\WINDOWS\System32\KernelBase.dll
    #2  0x00007fffd9f21755 in msvcrt!_read () from
C:\WINDOWS\System32\msvcrt.dll
    #3  0x00007fffd9f2147a in msvcrt!_read () from
C:\WINDOWS\System32\msvcrt.dll
    #4  0x00007ff718597488 in ?? ()
    #5  0x0000000000000005 in ?? ()
    #6  0x00007ff718b65c60 in ?? ()
    #7  0x0000000000000005 in ?? ()
    #8  0x0000000000000000 in ?? ()

    Thread 18 (Thread 18320.0x25a4):
    #0  0x00007fffdabf04a4 in ntdll!ZwWaitForMultipleObjects () from
C:\WINDOWS\SYSTEM32\ntdll.dll
    #1  0x00007fffd852fda9 in WaitForMultipleObjectsEx () from
C:\WINDOWS\System32\KernelBase.dll
    #2  0x00007fffd9488bbd in combase!RoGetApartmentIdentifier () from
C:\WINDOWS\System32\combase.dll
    #3  0x00007fffd9488a2a in combase!RoGetApartmentIdentifier () from
C:\WINDOWS\System32\combase.dll
    #4  0x00007fffd948881f in combase!RoGetApartmentIdentifier () from
C:\WINDOWS\System32\combase.dll
    #5  0x00007fffd9488719 in combase!RoGetApartmentIdentifier () from
C:\WINDOWS\System32\combase.dll
    #6  0x00007fffd993257d in KERNEL32!BaseThreadInitThunk () from
C:\WINDOWS\System32\kernel32.dll
    #7  0x00007fffdabaaa48 in ntdll!RtlUserThreadStart () from
C:\WINDOWS\SYSTEM32\ntdll.dll
    #8  0x0000000000000000 in ?? ()

    Thread 17 (Thread 18320.0x28e4 "pool"):
    #0  0x00007fffdabf3544 in ntdll!ZwWaitForAlertByThreadId () from
C:\WINDOWS\SYSTEM32\ntdll.dll
    #1  0x00007fffdabb91db in ntdll!RtlSleepConditionVariableSRW ()
from C:\WINDOWS\SYSTEM32\ntdll.dll
    #2  0x00007fffd8542b79 in SleepConditionVariableSRW () from
C:\WINDOWS\System32\KernelBase.dll
    #3  0x00007fffbd31637b in ?? () from
c:\programs\emacs\latest\bin\libglib-2.0-0.dll
    #4  0x00007fffbd379a5b in ?? () from
c:\programs\emacs\latest\bin\libglib-2.0-0.dll
    #5  0x00007fffbd3790a1 in ?? () from
c:\programs\emacs\latest\bin\libglib-2.0-0.dll
    #6  0x00007fffbd3a8897 in ?? () from
c:\programs\emacs\latest\bin\libglib-2.0-0.dll
    --Type <RET> for more, q to quit, c to continue without paging--c
    #7  0x00007fffd9f3e634 in msvcrt!_beginthreadex () from
C:\WINDOWS\System32\msvcrt.dll
    #8  0x00007fffd9f3e70c in msvcrt!_endthreadex () from
C:\WINDOWS\System32\msvcrt.dll
    #9  0x00007fffd993257d in KERNEL32!BaseThreadInitThunk () from
C:\WINDOWS\System32\kernel32.dll
    #10 0x00007fffdabaaa48 in ntdll!RtlUserThreadStart () from
C:\WINDOWS\SYSTEM32\ntdll.dll
    #11 0x0000000000000000 in ?? ()

    Thread 16 (Thread 18320.0x2d60):
    #0  0x00007fffdabf35a4 in ntdll!ZwWaitForWorkViaWorkerFactory ()
from C:\WINDOWS\SYSTEM32\ntdll.dll
    #1  0x00007fffdab8537e in ntdll!RtlClearThreadWorkOnBehalfTicket
() from C:\WINDOWS\SYSTEM32\ntdll.dll
    #2  0x00007fffd993257d in KERNEL32!BaseThreadInitThunk () from
C:\WINDOWS\System32\kernel32.dll
    #3  0x00007fffdabaaa48 in ntdll!RtlUserThreadStart () from
C:\WINDOWS\SYSTEM32\ntdll.dll
    #4  0x0000000000000000 in ?? ()

    Thread 15 (Thread 18320.0x1634):
    #0  0x00007fffdabf35a4 in ntdll!ZwWaitForWorkViaWorkerFactory ()
from C:\WINDOWS\SYSTEM32\ntdll.dll
    #1  0x00007fffdab8537e in ntdll!RtlClearThreadWorkOnBehalfTicket
() from C:\WINDOWS\SYSTEM32\ntdll.dll
    #2  0x00007fffd993257d in KERNEL32!BaseThreadInitThunk () from
C:\WINDOWS\System32\kernel32.dll
    #3  0x00007fffdabaaa48 in ntdll!RtlUserThreadStart () from
C:\WINDOWS\SYSTEM32\ntdll.dll
    #4  0x0000000000000000 in ?? ()

    Thread 12 (Thread 18320.0x5068):
    #0  0x00007fffd82eacf4 in win32u!NtUserMsgWaitForMultipleObjectsEx
() from C:\WINDOWS\System32\win32u.dll
    #1  0x00007fffd9a75e67 in USER32!MsgWaitForMultipleObjects () from
C:\WINDOWS\System32\user32.dll
    #2  0x00007fffc4043c90 in gdiplus!GdiplusStartup () from
C:\WINDOWS\WinSxS\amd64_microsoft.windows.gdiplus_6595b64144ccf1df_1.1.22621.3527_none_57f93980ce19a444\GdiPlus.dll
    #3  0x00007fffc4043be9 in gdiplus!GdiplusStartup () from
C:\WINDOWS\WinSxS\amd64_microsoft.windows.gdiplus_6595b64144ccf1df_1.1.22621.3527_none_57f93980ce19a444\GdiPlus.dll
    #4  0x00007fffd993257d in KERNEL32!BaseThreadInitThunk () from
C:\WINDOWS\System32\kernel32.dll
    #5  0x00007fffdabaaa48 in ntdll!RtlUserThreadStart () from
C:\WINDOWS\SYSTEM32\ntdll.dll
    #6  0x0000000000000000 in ?? ()

    Thread 6 (Thread 18320.0x4bf8):
    #0  0x00007fffd82e1534 in win32u!NtUserGetMessage () from
C:\WINDOWS\System32\win32u.dll
    #1  0x00007fffd9a75eca in USER32!GetMessageW () from
C:\WINDOWS\System32\user32.dll
    #2  0x00007ff718565e79 in ?? ()
    #3  0x00007fffd9a75ea0 in USER32!MsgWaitForMultipleObjects () from
C:\WINDOWS\System32\user32.dll
    #4  0x00007fff00000000 in ?? ()
    #5  0x00007fffd9a75ea0 in USER32!MsgWaitForMultipleObjects () from
C:\WINDOWS\System32\user32.dll
    #6  0x0000000006f3fd90 in ?? ()
    #7  0x0000000080000000 in ?? ()
    #8  0x0000000080000000 in ?? ()
    #9  0x0000000000000342 in ?? ()
    #10 0x00000054000002ff in ?? ()
    8;5;4m0x0000000000000000 in ?? ()

    Thread 5 (Thread 18320.0x4d48):
    #0  0x00007fffdabeffd4 in ntdll!ZwDelayExecution () from
C:\WINDOWS\SYSTEM32\ntdll.dll
    in ntdll!RtlDelayExecution () from C:\WINDOWS\SYSTEM32\ntdll.dll

                                                           #2
0x00007fffd8514e1d in SleepEx () from
C:\WINDOWS\System32\KernelBase.dll
    #3  0x00007ff71859e8f0 in

                          m?? ()
    #4  0x00007ff718b67480 in ?? ()
    #5  0x0000000000000000 in ?? ()

    y () from C:\WINDOWS\SYSTEM32\ntdll.dll
    #1  0x00007fffdab8537e in ntdll!RtlClearThreadWorkOnBehalfTicket
() from C:\WINDOWS\SYSTEM32\ntdll.dll
    2!BaseThreadInitThunk () from C:\WINDOWS\System32\kernel32.dll
    #3  0x00007fffdabaaa48 in ntdll!RtlUserThreadStart () from
C:\WINDOWS\SYSTEM32\ntdll.dll
    3m?? ()

    Thread 3 (Thread 18320.0x1ba4):
    #0  0x00007fffdabf35a4 in ntdll!ZwWaitForWorkViaWorkerFactory ()
from C:\WINDOWS\SYSTEM32\ntdll.dll
    rThreadWorkOnBehalfTicket () from C:\WINDOWS\SYSTEM32\ntdll.dll
    #2  0x00007fffd993257d in KERNEL32!BaseThreadInitThunk () from
C:\WINDOWS\System32\kernel32.dll
    ntdll!RtlUserThreadStart () from C:\WINDOWS\SYSTEM32\ntdll.dll
    #4  0x0000000000000000 in ?? ()

    Thread 2 (Thread 18320.0x2a98):
    orkViaWorkerFactory () from C:\WINDOWS\SYSTEM32\ntdll.dll
    #1  0x00007fffdab8537e in ntdll!RtlClearThreadWorkOnBehalfTicket
() from C:\WINDOWS\SYSTEM32\ntdll.dll
    n KERNEL32!BaseThreadInitThunk () from C:\WINDOWS\System32\kernel32.dll
    #3  0x00007fffdabaaa48 in ntdll!RtlUserThreadStart () from
C:\WINDOWS\SYSTEM32\ntdll.dll
    0000 in ?? ()

    Thread 1 (Thread 18320.0x3f34):
    #0  0x0000000000000000 in ?? ()
    #1  0x0000000000000000 in ?? ()
        c
    Continuing.

    Thread 1 received signal SIGSEGV, Segmentation fault.
    0x0000000000000000 in ?? ()
    (gdb) thread apply all bt

    Thread 27 (Thread 18320.0x3064):
    #0  0x00007fffdabef9d4 in ntdll!ZwWaitForSingleObject () from
C:\WINDOWS\SYSTEM32\ntdll.dll
    #1  0x00007fffd850427e in WaitForSingleObjectEx () from
C:\WINDOWS\System32\KernelBase.dll
    #2  0x00007ff71859e488 in ?? ()
    #3  0x00007ff718b65cf0 in ?? ()
    #4  0x0000000000000000 in ?? ()

    Thread 26 (Thread 18320.0x4108):
    #0  0x00007fffdabefa14 in ntdll!ZwReadFile () from
C:\WINDOWS\SYSTEM32\ntdll.dll
    #1  0x00007fffd84f68bb in ReadFile () from
C:\WINDOWS\System32\KernelBase.dll
    #2  0x00007fffd9f21755 in msvcrt!_read () from
C:\WINDOWS\System32\msvcrt.dll
    #3  0x00007fffd9f2147a in msvcrt!_read () from
C:\WINDOWS\System32\msvcrt.dll
    #4  0x00007ff718597488 in ?? ()
    #5  0x0000000000000005 in ?? ()
    #6  0x00007ff718b65c60 in ?? ()
    #7  0x0000000000000005 in ?? ()
    #8  0x0000000000000000 in ?? ()

    Thread 18 (Thread 18320.0x25a4):
    #0  0x00007fffdabf09a4 in ntdll!ZwAlpcDeleteSecurityContext ()
from C:\WINDOWS\SYSTEM32\ntdll.dll
    #1  0x00007fffd9224e91 in RpcBindingFromStringBindingW () from
C:\WINDOWS\System32\rpcrt4.dll
    #2  0x00007fffd9224a14 in RpcBindingFromStringBindingW () from
C:\WINDOWS\System32\rpcrt4.dll
    #3  0x00007fffd9250df8 in RPCRT4!IUnknown_Release_Proxy () from
C:\WINDOWS\System32\rpcrt4.dll
    #4  0x00007fffd9221494 in RpcBindingFree () from
C:\WINDOWS\System32\rpcrt4.dll
    #5  0x00007fffd942dcaa in combase!CoGetCallContext () from
C:\WINDOWS\System32\combase.dll
    #6  0x00007fffd93f6f63 in combase!CoWaitForMultipleHandles () from
C:\WINDOWS\System32\combase.dll
    #7  0x00007fffd93fe7e3 in combase!CoGetProcessIdentifier () from
C:\WINDOWS\System32\combase.dll
    #8  0x00007fffd9426452 in combase!CoIncrementMTAUsage () from
C:\WINDOWS\System32\combase.dll
    #9  0x00007fffd9488adc in combase!RoGetApartmentIdentifier () from
C:\WINDOWS\System32\combase.dll
    #10 0x00007fffd948881f in combase!RoGetApartmentIdentifier () from
C:\WINDOWS\System32\combase.dll
    #11 0x00007fffd9488719 in combase!RoGetApartmentIdentifier () from
C:\WINDOWS\System32\combase.dll
    #12 0x00007fffd993257d in KERNEL32!BaseThreadInitThunk () from
C:\WINDOWS\System32\kernel32.dll
    #13 0x00007fffdabaaa48 in ntdll!RtlUserThreadStart () from
C:\WINDOWS\SYSTEM32\ntdll.dll
    #14 0x0000000000000000 in ?? ()

    Thread 17 (Thread 18320.0x28e4 "pool"):
    #0  0x00007fffdabf3544 in ntdll!ZwWaitForAlertByThreadId () from
C:\WINDOWS\SYSTEM32\ntdll.dll
    --Type <RET> for more, q to quit, c to continue without paging--c
    #1  0x00007fffdabb91db in ntdll!RtlSleepConditionVariableSRW ()
from C:\WINDOWS\SYSTEM32\ntdll.dll
    #2  0x00007fffd8542b79 in SleepConditionVariableSRW () from
C:\WINDOWS\System32\KernelBase.dll
    #3  0x00007fffbd31637b in ?? () from
c:\programs\emacs\latest\bin\libglib-2.0-0.dll
    #4  0x00007fffbd379a5b in ?? () from
c:\programs\emacs\latest\bin\libglib-2.0-0.dll
    #5  0x00007fffbd3790a1 in ?? () from
c:\programs\emacs\latest\bin\libglib-2.0-0.dll
    #6  0x00007fffbd3a8897 in ?? () from
c:\programs\emacs\latest\bin\libglib-2.0-0.dll
    #7  0x00007fffd9f3e634 in msvcrt!_beginthreadex () from
C:\WINDOWS\System32\msvcrt.dll
    #8  0x00007fffd9f3e70c in msvcrt!_endthreadex () from
C:\WINDOWS\System32\msvcrt.dll
    #9  0x00007fffd993257d in KERNEL32!BaseThreadInitThunk () from
C:\WINDOWS\System32\kernel32.dll
    #10 0x00007fffdabaaa48 in ntdll!RtlUserThreadStart () from
C:\WINDOWS\SYSTEM32\ntdll.dll
    #11 0x0000000000000000 in ?? ()

    Thread 16 (Thread 18320.0x2d60):
    #0  0x00007fffdabf35a4 in ntdll!ZwWaitForWorkViaWorkerFactory ()
from C:\WINDOWS\SYSTEM32\ntdll.dll
    #1  0x00007fffdab8537e in ntdll!RtlClearThreadWorkOnBehalfTicket
() from C:\WINDOWS\SYSTEM32\ntdll.dll
    #2  0x00007fffd993257d in KERNEL32!BaseThreadInitThunk () from
C:\WINDOWS\System32\kernel32.dll
    #3  0x00007fffdabaaa48 in ntdll!RtlUserThreadStart () from
C:\WINDOWS\SYSTEM32\ntdll.dll
    #4  0x0000000000000000 in ?? ()

    Thread 15 (Thread 18320.0x1634):
    #0  0x00007fffdabf35a4 in ntdll!ZwWaitForWorkViaWorkerFactory ()
from C:\WINDOWS\SYSTEM32\ntdll.dll
    #1  0x00007fffdab8537e in ntdll!RtlClearThreadWorkOnBehalfTicket
() from C:\WINDOWS\SYSTEM32\ntdll.dll
    #2  0x00007fffd993257d in KERNEL32!BaseThreadInitThunk () from
C:\WINDOWS\System32\kernel32.dll
    #3  0x00007fffdabaaa48 in ntdll!RtlUserThreadStart () from
C:\WINDOWS\SYSTEM32\ntdll.dll
    #4  0x0000000000000000 in ?? ()

    Thread 12 (Thread 18320.0x5068):
    #0  0x00007fffd82eacf4 in win32u!NtUserMsgWaitForMultipleObjectsEx
() from C:\WINDOWS\System32\win32u.dll
    #1  0x00007fffd9a75e67 in USER32!MsgWaitForMultipleObjects () from
C:\WINDOWS\System32\user32.dll
    #2  0x00007fffc4043c90 in gdiplus!GdiplusStartup () from
C:\WINDOWS\WinSxS\amd64_microsoft.windows.gdiplus_6595b64144ccf1df_1.1.22621.3527_none_57f93980ce19a444\GdiPlus.dll
    #3  0x00007fffc4043be9 in gdiplus!GdiplusStartup () from
C:\WINDOWS\WinSxS\amd64_microsoft.windows.gdiplus_6595b64144ccf1df_1.1.22621.3527_none_57f93980ce19a444\GdiPlus.dll
    #4  0x00007fffd993257d in KERNEL32!BaseThreadInitThunk () from
C:\WINDOWS\System32\kernel32.dll
    #5  0x00007fffdabaaa48 in ntdll!RtlUserThreadStart () from
C:\WINDOWS\SYSTEM32\ntdll.dll
    #6  0x0000000000000000 in ?? ()

    Thread 6 (Thread 18320.0x4bf8):
    #0  0x00007fffd82e1534 in win32u!NtUserGetMessage () from
C:\WINDOWS\System32\win32u.dll
    #1  0x00007fffd9a75eca in USER32!GetMessageW () from
C:\WINDOWS\System32\user32.dll
    #2  0x00007ff718565e79 in ?? ()
    #3  0x00007fffd9a75ea0 in USER32!MsgWaitForMultipleObjects () from
C:\WINDOWS\System32\user32.dll
    #4  0x00007fff00000000 in ?? ()
    #5  0x00007fffd9a75ea0 in USER32!MsgWaitForMultipleObjects () from
C:\WINDOWS\System32\user32.dll
    #6  0x0000000006f3fd90 in ?? ()
    #7  0x0000000080000000 in ?? ()
    #8  0x0000000080000000 in ?? ()
    #9  0x0000000000000342 in ?? ()
    #10 0x00000054000002ff in ?? ()
    #11 0x0000000000000000 in ?? ()

    Thread 5 (Thread 18320.0x4d48):
    #0  0x00007fffdabeffd4 in ntdll!ZwDelayExecution () from
C:\WINDOWS\SYSTEM32\ntdll.dll
    #1  0x00007fffdaba51a3 in ntdll!RtlDelayExecution () from
C:\WINDOWS\SYSTEM32\ntdll.dll
    #2  0x00007fffd8514e1d in SleepEx () from C:\WINDOWS\System32\KernelBase.dll
    #3  0x00007ff71859e8f0 in ?? ()
    #4  0x00007ff718b67480 in ?? ()
    #5  0x0000000000000000 in ?? ()

    Thread 4 (Thread 18320.0x3844):
    #0  0x00007fffdabf35a4 in ntdll!ZwWaitForWorkViaWorkerFactory ()
from C:\WINDOWS\SYSTEM32\ntdll.dll
    #1  0x00007fffdab8537e in ntdll!RtlClearThreadWorkOnBehalfTicket
() from C:\WINDOWS\SYSTEM32\ntdll.dll
    #2  0x00007fffd993257d in KERNEL32!BaseThreadInitThunk () from
C:\WINDOWS\System32\kernel32.dll
    #3  0x00007fffdabaaa48 in ntdll!RtlUserThreadStart () from
C:\WINDOWS\SYSTEM32\ntdll.dll
    #4  0x0000000000000000 in ?? ()

    Thread 3 (Thread 18320.0x1ba4):
    #0  0x00007fffdabf35a4 in ntdll!ZwWaitForWorkViaWorkerFactory ()
from C:\WINDOWS\SYSTEM32\ntdll.dll
    #1  0x00007fffdab8537e in ntdll!RtlClearThreadWorkOnBehalfTicket
() from C:\WINDOWS\SYSTEM32\ntdll.dll
    #2  0x00007fffd993257d in KERNEL32!BaseThreadInitThunk () from
C:\WINDOWS\System32\kernel32.dll
    #3  0x00007fffdabaaa48 in ntdll!RtlUserThreadStart () from
C:\WINDOWS\SYSTEM32\ntdll.dll
    #4  0x0000000000000000 in ?? ()

    Thread 2 (Thread 18320.0x2a98):
    #0  0x00007fffdabf35a4 in ntdll!ZwWaitForWorkViaWorkerFactory ()
from C:\WINDOWS\SYSTEM32\ntdll.dll
    #1  0x00007fffdab8537e in ntdll!RtlClearThreadWorkOnBehalfTicket
() from C:\WINDOWS\SYSTEM32\ntdll.dll
    #2  0x00007fffd993257d in KERNEL32!BaseThreadInitThunk () from
C:\WINDOWS\System32\kernel32.dll
    #3  0x00007fffdabaaa48 in ntdll!RtlUserThreadStart () from
C:\WINDOWS\SYSTEM32\ntdll.dll
    #4  0x0000000000000000 in ?? ()

    Thread 1 (Thread 18320.0x3f34):
    #0  0x0000000000000000 in ?? ()
    #1  0x0000000000000000 in ?? ()
    (gdb) c
    Continuing.
    [Thread 18320.0x25a4 exited with code 3221225477]
    [Thread 18320.0x1ba4 exited with code 3221225477]
    [Thread 18320.0x3064 exited with code 3221225477]
    [Thread 18320.0x2a98 exited with code 3221225477]
    [Thread 18320.0x4108 exited with code 3221225477]
    [Thread 18320.0x4bf8 exited with code 3221225477]
    [Thread 18320.0x2d60 exited with code 3221225477]
    [Thread 18320.0x1634 exited with code 3221225477]
    [Thread 18320.0x3844 exited with code 3221225477]
    [Thread 18320.0x28e4 exited with code 3221225477]
    [Thread 18320.0x4d48 exited with code 3221225477]
    [Thread 18320.0x3f34 exited with code 3221225477]

    Program terminated with signal SIGSEGV, Segmentation fault.
    The program no longer exists.

On Wed, May 15, 2024 at 3:36 PM Simen Endsjø <[email-masked]> wrote:
>
> Got a segfault when opening an org file when running under gdb. But doesn't seem
> like there is any useful information there.
>
>     Thread 1 received signal SIGSEGV, Segmentation fault.
>     [Switching to Thread 21772.0x4058]
>     0x0000000000000000 in ?? ()
>     (gdb) thread apply all bt
>
>     Thread 148 (Thread 21772.0x4f4c):
>     #0  0x00007fffdabf35a4 in ntdll!ZwWaitForWorkViaWorkerFactory ()
> from C:\WINDOWS\SYSTEM32\ntdll.dll
>     #1  0x00007fffdab8537e in ntdll!RtlClearThreadWorkOnBehalfTicket
> () from C:\WINDOWS\SYSTEM32\ntdll.dll
>     #2  0x00007fffd993257d in KERNEL32!BaseThreadInitThunk () from
> C:\WINDOWS\System32\kernel32.dll
>     #3  0x00007fffdabaaa48 in ntdll!RtlUserThreadStart () from
> C:\WINDOWS\SYSTEM32\ntdll.dll
>     #4  0x0000000000000000 in ?? ()
>
>     Thread 111 (Thread 21772.0x2514):
>     #0  0x00007fffdabf35a4 in ntdll!ZwWaitForWorkViaWorkerFactory ()
> from C:\WINDOWS\SYSTEM32\ntdll.dll
>     #1  0x00007fffdab8537e in ntdll!RtlClearThreadWorkOnBehalfTicket
> () from C:\WINDOWS\SYSTEM32\ntdll.dll
>     #2  0x00007fffd993257d in KERNEL32!BaseThreadInitThunk () from
> C:\WINDOWS\System32\kernel32.dll
>     #3  0x00007fffdabaaa48 in ntdll!RtlUserThreadStart () from
> C:\WINDOWS\SYSTEM32\ntdll.dll
>     #4  0x0000000000000000 in ?? ()
>
>     Thread 102 (Thread 21772.0x4c68):
>     #0  0x00007fffdabf35a4 in ntdll!ZwWaitForWorkViaWorkerFactory ()
> from C:\WINDOWS\SYSTEM32\ntdll.dll
>     #1  0x00007fffdab8537e in ntdll!RtlClearThreadWorkOnBehalfTicket
> () from C:\WINDOWS\SYSTEM32\ntdll.dll
>     #2  0x00007fffd993257d in KERNEL32!BaseThreadInitThunk () from
> C:\WINDOWS\System32\kernel32.dll
>     #3  0x00007fffdabaaa48 in ntdll!RtlUserThreadStart () from
> C:\WINDOWS\SYSTEM32\ntdll.dll
>     #4  0x0000000000000000 in ?? ()
>
>     Thread 33 (Thread 21772.0x5344):
>     #0  0x00007fffdabefa14 in ntdll!ZwReadFile () from
> C:\WINDOWS\SYSTEM32\ntdll.dll
>     #1  0x00007fffd84f68bb in ReadFile () from
> C:\WINDOWS\System32\KernelBase.dll
>     #2  0x00007fffd9f21755 in msvcrt!_read () from
> C:\WINDOWS\System32\msvcrt.dll
>     #3  0x00007fffd9f2147a in msvcrt!_read () from
> C:\WINDOWS\System32\msvcrt.dll
>     #4  0x00007ff718597488 in ?? ()
>     #5  0x000000000000000a in ?? ()
>     #6  0x00007ff718b65d80 in ?? ()
>     #7  0x000000000000000a in ?? ()
>     #8  0x0000000000000000 in ?? ()
>
>     Thread 32 (Thread 21772.0x24e4):
>     #0  0x00007fffdabefa14 in ntdll!ZwReadFile () from
> C:\WINDOWS\SYSTEM32\ntdll.dll
>     #1  0x00007fffd84f68bb in ReadFile () from
> C:\WINDOWS\System32\KernelBase.dll
>     #2  0x00007fffd9f21755 in msvcrt!_read () from
> C:\WINDOWS\System32\msvcrt.dll
>     #3  0x00007fffd9f2147a in msvcrt!_read () from
> C:\WINDOWS\System32\msvcrt.dll
>     --Type <RET> for more, q to quit, c to continue without paging--c
>     #4  0x00007ff718597488 in ?? ()
>     #5  0x0000000000000006 in ?? ()
>     #6  0x00007ff718b65cf0 in ?? ()
>     #7  0x0000000000000006 in ?? ()
>     #8  0x0000000000000000 in ?? ()
>
>     Thread 18 (Thread 21772.0x4934):
>     #0  0x00007fffdabef9d4 in ntdll!ZwWaitForSingleObject () from
> C:\WINDOWS\SYSTEM32\ntdll.dll
>     #1  0x00007fffd850427e in WaitForSingleObjectEx () from
> C:\WINDOWS\System32\KernelBase.dll
>     #2  0x00007ff7185975a1 in ?? ()
>     #3  0x0000000000000102 in ?? ()
>     #4  0x00007fff00000000 in ?? ()
>     #5  0xffffffff00000000 in ?? ()
>     #6  0x0000000000000a24 in ?? ()
>     #7  0x00007ff718b65c60 in ?? ()
>     #8  0x0000000000000000 in ?? ()
>
>     Thread 17 (Thread 21772.0x4914 "pool"):
>     #0  0x00007fffdabf3544 in ntdll!ZwWaitForAlertByThreadId () from
> C:\WINDOWS\SYSTEM32\ntdll.dll
>     #1  0x00007fffdabb91db in ntdll!RtlSleepConditionVariableSRW ()
> from C:\WINDOWS\SYSTEM32\ntdll.dll
>     #2  0x00007fffd8542b79 in SleepConditionVariableSRW () from
> C:\WINDOWS\System32\KernelBase.dll
>     #3  0x00007fffb7c1637b in ?? () from
> C:\programs\emacs\latest\bin\libglib-2.0-0.dll
>     #4  0x00007fffb7c79a5b in ?? () from
> C:\programs\emacs\latest\bin\libglib-2.0-0.dll
>     #5  0x00007fffb7c790a1 in ?? () from
> C:\programs\emacs\latest\bin\libglib-2.0-0.dll
>     #6  0x00007fffb7ca8897 in ?? () from
> C:\programs\emacs\latest\bin\libglib-2.0-0.dll
>     #7  0x00007fffd9f3e634 in msvcrt!_beginthreadex () from
> C:\WINDOWS\System32\msvcrt.dll
>     #8  0x00007fffd9f3e70c in msvcrt!_endthreadex () from
> C:\WINDOWS\System32\msvcrt.dll
>     #9  0x00007fffd993257d in KERNEL32!BaseThreadInitThunk () from
> C:\WINDOWS\System32\kernel32.dll
>     #10 0x00007fffdabaaa48 in ntdll!RtlUserThreadStart () from
> C:\WINDOWS\SYSTEM32\ntdll.dll
>     #11 0x0000000000000000 in ?? ()
>
>     Thread 12 (Thread 21772.0x52f8):
>     #0  0x00007fffd82eacf4 in win32u!NtUserMsgWaitForMultipleObjectsEx
> () from C:\WINDOWS\System32\win32u.dll
>     #1  0x00007fffd9a75e67 in USER32!MsgWaitForMultipleObjects () from
> C:\WINDOWS\System32\user32.dll
>     #2  0x00007fffc4043c90 in gdiplus!GdiplusStartup () from
> C:\WINDOWS\WinSxS\amd64_microsoft.windows.gdiplus_6595b64144ccf1df_1.1.22621.3527_none_57f93980ce19a444\GdiPlus.dll
>     #3  0x00007fffc4043be9 in gdiplus!GdiplusStartup () from
> C:\WINDOWS\WinSxS\amd64_microsoft.windows.gdiplus_6595b64144ccf1df_1.1.22621.3527_none_57f93980ce19a444\GdiPlus.dll
>     #4  0x00007fffd993257d in KERNEL32!BaseThreadInitThunk () from
> C:\WINDOWS\System32\kernel32.dll
>     #5  0x00007fffdabaaa48 in ntdll!RtlUserThreadStart () from
> C:\WINDOWS\SYSTEM32\ntdll.dll
>     #6  0x0000000000000000 in ?? ()
>
>     Thread 6 (Thread 21772.0x15a8):
>     #0  0x00007fffd82e1534 in win32u!NtUserGetMessage () from
> C:\WINDOWS\System32\win32u.dll
>     #1  0x00007fffd9a75eca in USER32!GetMessageW () from
> C:\WINDOWS\System32\user32.dll
>     #2  0x00007ff718565e79 in ?? ()
>     #3  0x00007fffd9a75ea0 in USER32!MsgWaitForMultipleObjects () from
> C:\WINDOWS\System32\user32.dll
>     #4  0x00007fff00000000 in ?? ()
>     #5  0x00007fffd9a75ea0 in USER32!MsgWaitForMultipleObjects () from
> C:\WINDOWS\System32\user32.dll
>     #6  0x0000000006edfd90 in ?? ()
>     #7  0x0000000080000000 in ?? ()
>     #8  0x0000000080000000 in ?? ()
>     #9  0x0000000000000342 in ?? ()
>     #10 0x00000054000002ff in ?? ()
>     #11 0x0000000000000000 in ?? ()
>
>     Thread 5 (Thread 21772.0x5754):
>     #0  0x00007fffdabeffd4 in ntdll!ZwDelayExecution () from
> C:\WINDOWS\SYSTEM32\ntdll.dll
>     #1  0x00007fffdaba51a3 in ntdll!RtlDelayExecution () from
> C:\WINDOWS\SYSTEM32\ntdll.dll
>     #2  0x00007fffd8514e1d in SleepEx () from C:\WINDOWS\System32\KernelBase.dll
>     #3  0x00007ff71859e8f0 in ?? ()
>     #4  0x00007ff718b67480 in ?? ()
>     #5  0x0000000000000000 in ?? ()
>
>     Thread 1 (Thread 21772.0x4058):
>     #0  0x0000000000000000 in ?? ()
>     #1  0x0000000000000000 in ?? ()
>
> On Wed, May 15, 2024 at 3:00 PM Simen Endsjø <[email-masked]> wrote:
> >
> > > Btw, I see that you are attaching to a running Emacs instead of
> > > starting Emacs from GDB.  Any reason why you do that?
> >
> > Because running emacs became very slow under gdb. But it seems not every
> > operation ("just" spawning processes..?), so I'm trying this now.
> >
> > >  Would you mind running Emacs from GDB after setting this option:
> > >
> > >   (gdb) set debugexceptions on
> >
> > This seems to trigger often, so I'm not able to use emacs while it's on. Here's
> > a few exceptions I caught before turning it off again.
> >
> >     [New Thread 21772.0x3cf4]
> >     gdb: Target exception EXCEPTION_BREAKPOINT at 0x7fffdabf3640
> >
> >     Thread 21 received signal SIGTRAP, Trace/breakpoint trap.
> >     [Switching to Thread 21772.0x3cf4]
> >     0x00007fffdabf3641 in ntdll!DbgBreakPoint () from
> > C:\WINDOWS\SYSTEM32\ntdll.dll
> >     (gdb) thread apply all bt
> >
> >     Thread 21 (Thread 21772.0x3cf4):
> >     #0  0x00007fffdabf3641 in ntdll!DbgBreakPoint () from
> > C:\WINDOWS\SYSTEM32\ntdll.dll
> >     #1  0x00007fffdac26f6e in ntdll!DbgUiRemoteBreakin () from
> > C:\WINDOWS\SYSTEM32\ntdll.dll
> >     #2  0x00007fffd993257d in KERNEL32!BaseThreadInitThunk () from
> > C:\WINDOWS\System32\kernel32.dll
> >     #3  0x00007fffdabaaa48 in ntdll!RtlUserThreadStart () from
> > C:\WINDOWS\SYSTEM32\ntdll.dll
> >     #4  0x0000000000000000 in ?? ()
> >
> >     Thread 20 (Thread 21772.0x503c):
> >     #0  0x00007fffd82eacf4 in win32u!NtUserMsgWaitForMultipleObjectsEx
> > () from C:\WINDOWS\System32\win32u.dll
> >     #1  0x00007fffd97c9462 in SHTaskPoolQueueTask () from
> > C:\WINDOWS\System32\SHCore.dll
> >     #2  0x00007fffd97c7946 in SHCreateThreadRef () from
> > C:\WINDOWS\System32\SHCore.dll
> >     #3  0x00007fffd97c7751 in SHCreateThreadRef () from
> > C:\WINDOWS\System32\SHCore.dll
> >     #4  0x00007fffd993257d in KERNEL32!BaseThreadInitThunk () from
> > C:\WINDOWS\System32\kernel32.dll
> >     #5  0x00007fffdabaaa48 in ntdll!RtlUserThreadStart () from
> > C:\WINDOWS\SYSTEM32\ntdll.dll
> >     #6  0x0000000000000000 in ?? ()
> >
> >     Thread 19 (Thread 21772.0x31ac):
> >     #0  0x00007fffdabf04a4 in ntdll!ZwWaitForMultipleObjects () from
> > C:\WINDOWS\SYSTEM32\ntdll.dll
> >     #1  0x00007fffd852fda9 in WaitForMultipleObjectsEx () from
> > C:\WINDOWS\System32\KernelBase.dll
> >     #2  0x00007fffd9488bbd in combase!RoGetApartmentIdentifier () from
> > C:\WINDOWS\System32\combase.dll
> >     #3  0x00007fffd9488a2a in combase!RoGetApartmentIdentifier () from
> > C:\WINDOWS\System32\combase.dll
> >     #4  0x00007fffd948881f in combase!RoGetApartmentIdentifier () from
> > C:\WINDOWS\System32\combase.dll
> >     #5  0x00007fffd9488719 in combase!RoGetApartmentIdentifier () from
> > C:\WINDOWS\System32\combase.dll
> >     #6  0x00007fffd993257d in KERNEL32!BaseThreadInitThunk () from
> > C:\WINDOWS\System32\kernel32.dll
> >     #7  0x00007fffdabaaa48 in ntdll!RtlUserThreadStart () from
> > C:\WINDOWS\SYSTEM32\ntdll.dll
> >     #8  0x0000000000000000 in ?? ()
> >
> >     Thread 18 (Thread 21772.0x4934):
> >     #0  0x00007fffdabef9d4 in ntdll!ZwWaitForSingleObject () from
> > C:\WINDOWS\SYSTEM32\ntdll.dll
> >     #1  0x00007fffd850427e in WaitForSingleObjectEx () from
> > C:\WINDOWS\System32\KernelBase.dll
> >     #2  0x00007ff7185975a1 in ?? ()
> >     #3  0x0000000000000102 in ?? ()
> >     #4  0x00007fff00000000 in ?? ()
> >     #5  0xffffffff00000000 in ?? ()
> >     #6  0x0000000000000a24 in ?? ()
> >     #7  0x00007ff718b65c60 in ?? ()
> >     #8  0x0000000000000000 in ?? ()
> >     --Type <RET> for more, q to quit, c to continue without paging--c
> >
> >     Thread 17 (Thread 21772.0x4914 "pool"):
> >     #0  0x00007fffdabf3544 in ntdll!ZwWaitForAlertByThreadId () from
> > C:\WINDOWS\SYSTEM32\ntdll.dll
> >     #1  0x00007fffdabb91db in ntdll!RtlSleepConditionVariableSRW ()
> > from C:\WINDOWS\SYSTEM32\ntdll.dll
> >     #2  0x00007fffd8542b79 in SleepConditionVariableSRW () from
> > C:\WINDOWS\System32\KernelBase.dll
> >     #3  0x00007fffb7c1637b in ?? () from
> > C:\programs\emacs\latest\bin\libglib-2.0-0.dll
> >     #4  0x00007fffb7c79a5b in ?? () from
> > C:\programs\emacs\latest\bin\libglib-2.0-0.dll
> >     #5  0x00007fffb7c790a1 in ?? () from
> > C:\programs\emacs\latest\bin\libglib-2.0-0.dll
> >     #6  0x00007fffb7ca8897 in ?? () from
> > C:\programs\emacs\latest\bin\libglib-2.0-0.dll
> >     #7  0x00007fffd9f3e634 in msvcrt!_beginthreadex () from
> > C:\WINDOWS\System32\msvcrt.dll
> >     #8  0x00007fffd9f3e70c in msvcrt!_endthreadex () from
> > C:\WINDOWS\System32\msvcrt.dll
> >     #9  0x00007fffd993257d in KERNEL32!BaseThreadInitThunk () from
> > C:\WINDOWS\System32\kernel32.dll
> >     #10 0x00007fffdabaaa48 in ntdll!RtlUserThreadStart () from
> > C:\WINDOWS\SYSTEM32\ntdll.dll
> >     #11 0x0000000000000000 in ?? ()
> >
> >     Thread 14 (Thread 21772.0x32ac):
> >     #0  0x00007fffdabf35a4 in ntdll!ZwWaitForWorkViaWorkerFactory ()
> > from C:\WINDOWS\SYSTEM32\ntdll.dll
> >     #1  0x00007fffdab8537e in ntdll!RtlClearThreadWorkOnBehalfTicket
> > () from C:\WINDOWS\SYSTEM32\ntdll.dll
> >     #2  0x00007fffd993257d in KERNEL32!BaseThreadInitThunk () from
> > C:\WINDOWS\System32\kernel32.dll
> >     #3  0x00007fffdabaaa48 in ntdll!RtlUserThreadStart () from
> > C:\WINDOWS\SYSTEM32\ntdll.dll
> >     #4  0x0000000000000000 in ?? ()
> >
> >     Thread 13 (Thread 21772.0x2398):
> >     #0  0x00007fffdabf35a4 in ntdll!ZwWaitForWorkViaWorkerFactory ()
> > from C:\WINDOWS\SYSTEM32\ntdll.dll
> >     #1  0x00007fffdab8537e in ntdll!RtlClearThreadWorkOnBehalfTicket
> > () from C:\WINDOWS\SYSTEM32\ntdll.dll
> >     #2  0x00007fffd993257d in KERNEL32!BaseThreadInitThunk () from
> > C:\WINDOWS\System32\kernel32.dll
> >     #3  0x00007fffdabaaa48 in ntdll!RtlUserThreadStart () from
> > C:\WINDOWS\SYSTEM32\ntdll.dll
> >     #4  0x0000000000000000 in ?? ()
> >
> >     Thread 12 (Thread 21772.0x52f8):
> >     #0  0x00007fffd82eacf4 in win32u!NtUserMsgWaitForMultipleObjectsEx
> > () from C:\WINDOWS\System32\win32u.dll
> >     #1  0x00007fffd9a75e67 in USER32!MsgWaitForMultipleObjects () from
> > C:\WINDOWS\System32\user32.dll
> >     #2  0x00007fffc4043c90 in gdiplus!GdiplusStartup () from
> > C:\WINDOWS\WinSxS\amd64_microsoft.windows.gdiplus_6595b64144ccf1df_1.1.22621.3527_none_57f93980ce19a444\GdiPlus.dll
> >     #3  0x00007fffc4043be9 in gdiplus!GdiplusStartup () from
> > C:\WINDOWS\WinSxS\amd64_microsoft.windows.gdiplus_6595b64144ccf1df_1.1.22621.3527_none_57f93980ce19a444\GdiPlus.dll
> >     #4  0x00007fffd993257d in KERNEL32!BaseThreadInitThunk () from
> > C:\WINDOWS\System32\kernel32.dll
> >     #5  0x00007fffdabaaa48 in ntdll!RtlUserThreadStart () from
> > C:\WINDOWS\SYSTEM32\ntdll.dll
> >     #6  0x0000000000000000 in ?? ()
> >
> >     Thread 6 (Thread 21772.0x15a8):
> >     #0  0x00007fffd82e14f4 in win32u!NtUserGetKeyState () from
> > C:\WINDOWS\System32\win32u.dll
> >     #1  0x00007fffd9a75a51 in USER32!GetKeyState () from
> > C:\WINDOWS\System32\user32.dll
> >     #2  0x00007fffd9dc306f in TF_GetInitSystemFlags () from
> > C:\WINDOWS\System32\msctf.dll
> >     #3  0x00007fffd9ddd0c7 in MSCTF!CtfImeSelectEx () from
> > C:\WINDOWS\System32\msctf.dll
> >     #4  0x00007fffd9dbb3db in MSCTF!CtfImeCreateThreadMgr () from
> > C:\WINDOWS\System32\msctf.dll
> >     #5  0x00007fffd9db389a in MSCTF!CtfImeProcessKey () from
> > C:\WINDOWS\System32\msctf.dll
> >     #6  0x00007fffd99f4c13 in ImmProcessKey () from
> > C:\WINDOWS\System32\imm32.dll
> >     #7  0x00007fffd9a79b1c in USER32!GetSysColorBrush () from
> > C:\WINDOWS\System32\user32.dll
> >     #8  0x00007fffdabf3994 in ntdll!KiUserCallbackDispatcher () from
> > C:\WINDOWS\SYSTEM32\ntdll.dll
> >     #9  0x00007fffd82e1534 in win32u!NtUserGetMessage () from
> > C:\WINDOWS\System32\win32u.dll
> >     #10 0x00007fffd9a75eca in USER32!GetMessageW () from
> > C:\WINDOWS\System32\user32.dll
> >     #11 0x00007ff718565e79 in ?? ()
> >     #12 0x00007fffd9a75ea0 in USER32!MsgWaitForMultipleObjects () from
> > C:\WINDOWS\System32\user32.dll
> >     #13 0x00007fff00000000 in ?? ()
> >     #14 0x00007fffd9a75ea0 in USER32!MsgWaitForMultipleObjects () from
> > C:\WINDOWS\System32\user32.dll
> >     #15 0x0000000006edfd90 in ?? ()
> >     #16 0x0000000080000000 in ?? ()
> >     #17 0x0000000080000000 in ?? ()
> >     #18 0x0000000000000342 in ?? ()
> >     #19 0x00000054000002ff in ?? ()
> >     #20 0x0000000000000000 in ?? ()
> >
> >     Thread 5 (Thread 21772.0x5754):
> >     #0  0x00007fffdabeffd4 in ntdll!ZwDelayExecution () from
> > C:\WINDOWS\SYSTEM32\ntdll.dll
> >     #1  0x00007fffdaba51a3 in ntdll!RtlDelayExecution () from
> > C:\WINDOWS\SYSTEM32\ntdll.dll
> >     #2  0x00007fffd8514e1d in SleepEx () from C:\WINDOWS\System32\KernelBase.dll
> >     #3  0x00007ff71859e8cd in ?? ()
> >     #4  0x00007ff718b67480 in ?? ()
> >     #5  0x0000000000000000 in ?? ()
> >
> >     Thread 4 (Thread 21772.0x30e8):
> >     #0  0x00007fffdabf35a4 in ntdll!ZwWaitForWorkViaWorkerFactory ()
> > from C:\WINDOWS\SYSTEM32\ntdll.dll
> >     #1  0x00007fffdab8537e in ntdll!RtlClearThreadWorkOnBehalfTicket
> > () from C:\WINDOWS\SYSTEM32\ntdll.dll
> >     #2  0x00007fffd993257d in KERNEL32!BaseThreadInitThunk () from
> > C:\WINDOWS\System32\kernel32.dll
> >     #3  0x00007fffdabaaa48 in ntdll!RtlUserThreadStart () from
> > C:\WINDOWS\SYSTEM32\ntdll.dll
> >     #4  0x0000000000000000 in ?? ()
> >
> >     Thread 3 (Thread 21772.0x4090):
> >     #0  0x00007fffdabf35a4 in ntdll!ZwWaitForWorkViaWorkerFactory ()
> > from C:\WINDOWS\SYSTEM32\ntdll.dll
> >     #1  0x00007fffdab8537e in ntdll!RtlClearThreadWorkOnBehalfTicket
> > () from C:\WINDOWS\SYSTEM32\ntdll.dll
> >     #2  0x00007fffd993257d in KERNEL32!BaseThreadInitThunk () from
> > C:\WINDOWS\System32\kernel32.dll
> >     #3  0x00007fffdabaaa48 in ntdll!RtlUserThreadStart () from
> > C:\WINDOWS\SYSTEM32\ntdll.dll
> >     #4  0x0000000000000000 in ?? ()
> >
> >     Thread 2 (Thread 21772.0x55b0):
> >     #0  0x00007fffdabf35a4 in ntdll!ZwWaitForWorkViaWorkerFactory ()
> > from C:\WINDOWS\SYSTEM32\ntdll.dll
> >     #1  0x00007fffdab8537e in ntdll!RtlClearThreadWorkOnBehalfTicket
> > () from C:\WINDOWS\SYSTEM32\ntdll.dll
> >     #2  0x00007fffd993257d in KERNEL32!BaseThreadInitThunk () from
> > C:\WINDOWS\System32\kernel32.dll
> >     #3  0x00007fffdabaaa48 in ntdll!RtlUserThreadStart () from
> > C:\WINDOWS\SYSTEM32\ntdll.dll
> >     #4  0x0000000000000000 in ?? ()
> >
> >     Thread 1 (Thread 21772.0x4058):
> >     #0  0x00007fffd82eacf4 in win32u!NtUserMsgWaitForMultipleObjectsEx
> > () from C:\WINDOWS\System32\win32u.dll
> >     #1  0x00007fffd9a75e67 in USER32!MsgWaitForMultipleObjects () from
> > C:\WINDOWS\System32\user32.dll
> >     #2  0x00007ff7185a1542 in ?? ()
> >     #3  0x0000000000000003 in ?? ()
> >     #4  0x0000000000000018 in ?? ()
> >     #5  0x0000000003f30000 in ?? ()
> >     #6  0x0000000000000000 in ?? ()
> >
> > -------------------------------------------------------------------------------
> >
> >     gdb: Target exception EXCEPTION_BREAKPOINT at 0x7fffdabf3640
> >
> >     Thread 27 received signal SIGTRAP, Trace/breakpoint trap.
> >     [Switching to Thread 21772.0x3588]
> >     0x00007fffdabf3641 in ntdll!DbgBreakPoint () from
> > C:\WINDOWS\SYSTEM32\ntdll.dll
> >     (gdb) thread apply all bt
> >
> >     Thread 27 (Thread 21772.0x3588):
> >     #0  0x00007fffdabf3641 in ntdll!DbgBreakPoint () from
> > C:\WINDOWS\SYSTEM32\ntdll.dll
> >     #1  0x00007fffdac26f6e in ntdll!DbgUiRemoteBreakin () from
> > C:\WINDOWS\SYSTEM32\ntdll.dll
> >     #2  0x00007fffd993257d in KERNEL32!BaseThreadInitThunk () from
> > C:\WINDOWS\System32\kernel32.dll
> >     #3  0x00007fffdabaaa48 in ntdll!RtlUserThreadStart () from
> > C:\WINDOWS\SYSTEM32\ntdll.dll
> >     #4  0x0000000000000000 in ?? ()
> >
> >     Thread 19 (Thread 21772.0x31ac):
> >     #0  0x00007fffdabf04a4 in ntdll!ZwWaitForMultipleObjects () from
> > C:\WINDOWS\SYSTEM32\ntdll.dll
> >     #1  0x00007fffd852fda9 in WaitForMultipleObjectsEx () from
> > C:\WINDOWS\System32\KernelBase.dll
> >     #2  0x00007fffd9488bbd in combase!RoGetApartmentIdentifier () from
> > C:\WINDOWS\System32\combase.dll
> >     #3  0x00007fffd9488a2a in combase!RoGetApartmentIdentifier () from
> > C:\WINDOWS\System32\combase.dll
> >     #4  0x00007fffd948881f in combase!RoGetApartmentIdentifier () from
> > C:\WINDOWS\System32\combase.dll
> >     #5  0x00007fffd9488719 in combase!RoGetApartmentIdentifier () from
> > C:\WINDOWS\System32\combase.dll
> >     #6  0x00007fffd993257d in KERNEL32!BaseThreadInitThunk () from
> > C:\WINDOWS\System32\kernel32.dll
> >     #7  0x00007fffdabaaa48 in ntdll!RtlUserThreadStart () from
> > C:\WINDOWS\SYSTEM32\ntdll.dll
> >     #8  0x0000000000000000 in ?? ()
> >
> >     Thread 18 (Thread 21772.0x4934):
> >     #0  0x00007fffdabef9d4 in ntdll!ZwWaitForSingleObject () from
> > C:\WINDOWS\SYSTEM32\ntdll.dll
> >     #1  0x00007fffd850427e in WaitForSingleObjectEx () from
> > C:\WINDOWS\System32\KernelBase.dll
> >     #2  0x00007ff7185975a1 in ?? ()
> >     #3  0x0000000000000102 in ?? ()
> >     #4  0x00007fff00000000 in ?? ()
> >     #5  0xffffffff00000000 in ?? ()
> >     #6  0x0000000000000a24 in ?? ()
> >     #7  0x00007ff718b65c60 in ?? ()
> >     #8  0x0000000000000000 in ?? ()
> >
> >     Thread 17 (Thread 21772.0x4914 "pool"):
> >     #0  0x00007fffdabf3544 in ntdll!ZwWaitForAlertByThreadId () from
> > C:\WINDOWS\SYSTEM32\ntdll.dll
> >     #1  0x00007fffdabb91db in ntdll!RtlSleepConditionVariableSRW ()
> > from C:\WINDOWS\SYSTEM32\ntdll.dll
> >     #2  0x00007fffd8542b79 in SleepConditionVariableSRW () from
> > C:\WINDOWS\System32\KernelBase.dll
> >     #3  0x00007fffb7c1637b in ?? () from
> > C:\programs\emacs\latest\bin\libglib-2.0-0.dll
> >     #4  0x00007fffb7c79a5b in ?? () from
> > C:\programs\emacs\latest\bin\libglib-2.0-0.dll
> >     #5  0x00007fffb7c790a1 in ?? () from
> > C:\programs\emacs\latest\bin\libglib-2.0-0.dll
> >     #6  0x00007fffb7ca8897 in ?? () from
> > C:\programs\emacs\latest\bin\libglib-2.0-0.dll
> >     --Type <RET> for more, q to quit, c to continue without paging--c
> >     #7  0x00007fffd9f3e634 in msvcrt!_beginthreadex () from
> > C:\WINDOWS\System32\msvcrt.dll
> >     #8  0x00007fffd9f3e70c in msvcrt!_endthreadex () from
> > C:\WINDOWS\System32\msvcrt.dll
> >     #9  0x00007fffd993257d in KERNEL32!BaseThreadInitThunk () from
> > C:\WINDOWS\System32\kernel32.dll
> >     #10 0x00007fffdabaaa48 in ntdll!RtlUserThreadStart () from
> > C:\WINDOWS\SYSTEM32\ntdll.dll
> >     #11 0x0000000000000000 in ?? ()
> >
> >     Thread 14 (Thread 21772.0x32ac):
> >     #0  0x00007fffdabf35a4 in ntdll!ZwWaitForWorkViaWorkerFactory ()
> > from C:\WINDOWS\SYSTEM32\ntdll.dll
> >     #1  0x00007fffdab8537e in ntdll!RtlClearThreadWorkOnBehalfTicket
> > () from C:\WINDOWS\SYSTEM32\ntdll.dll
> >     #2  0x00007fffd993257d in KERNEL32!BaseThreadInitThunk () from
> > C:\WINDOWS\System32\kernel32.dll
> >     #3  0x00007fffdabaaa48 in ntdll!RtlUserThreadStart () from
> > C:\WINDOWS\SYSTEM32\ntdll.dll
> >     #4  0x0000000000000000 in ?? ()
> >
> >     Thread 13 (Thread 21772.0x2398):
> >     #0  0x00007fffdabf35a4 in ntdll!ZwWaitForWorkViaWorkerFactory ()
> > from C:\WINDOWS\SYSTEM32\ntdll.dll
> >     #1  0x00007fffdab8537e in ntdll!RtlClearThreadWorkOnBehalfTicket
> > () from C:\WINDOWS\SYSTEM32\ntdll.dll
> >     #2  0x00007fffd993257d in KERNEL32!BaseThreadInitThunk () from
> > C:\WINDOWS\System32\kernel32.dll
> >     #3  0x00007fffdabaaa48 in ntdll!RtlUserThreadStart () from
> > C:\WINDOWS\SYSTEM32\ntdll.dll
> >     #4  0x0000000000000000 in ?? ()
> >
> >     Thread 12 (Thread 21772.0x52f8):
> >     #0  0x00007fffd82eacf4 in win32u!NtUserMsgWaitForMultipleObjectsEx
> > () from C:\WINDOWS\System32\win32u.dll
> >     #1  0x00007fffd9a75e67 in USER32!MsgWaitForMultipleObjects () from
> > C:\WINDOWS\System32\user32.dll
> >     #2  0x00007fffc4043c90 in gdiplus!GdiplusStartup () from
> > C:\WINDOWS\WinSxS\amd64_microsoft.windows.gdiplus_6595b64144ccf1df_1.1.22621.3527_none_57f93980ce19a444\GdiPlus.dll
> >     #3  0x00007fffc4043be9 in gdiplus!GdiplusStartup () from
> > C:\WINDOWS\WinSxS\amd64_microsoft.windows.gdiplus_6595b64144ccf1df_1.1.22621.3527_none_57f93980ce19a444\GdiPlus.dll
> >     #4  0x00007fffd993257d in KERNEL32!BaseThreadInitThunk () from
> > C:\WINDOWS\System32\kernel32.dll
> >     #5  0x00007fffdabaaa48 in ntdll!RtlUserThreadStart () from
> > C:\WINDOWS\SYSTEM32\ntdll.dll
> >     #6  0x0000000000000000 in ?? ()
> >
> >     Thread 6 (Thread 21772.0x15a8):
> >     #0  0x00007fffd82e14f4 in win32u!NtUserGetKeyState () from
> > C:\WINDOWS\System32\win32u.dll
> >     #1  0x00007fffd9a75a51 in USER32!GetKeyState () from
> > C:\WINDOWS\System32\user32.dll
> >     #2  0x00007fffd9dc306f in TF_GetInitSystemFlags () from
> > C:\WINDOWS\System32\msctf.dll
> >     #3  0x00007fffd9ddd0c7 in MSCTF!CtfImeSelectEx () from
> > C:\WINDOWS\System32\msctf.dll
> >     #4  0x00007fffd9dbb3db in MSCTF!CtfImeCreateThreadMgr () from
> > C:\WINDOWS\System32\msctf.dll
> >     #5  0x00007fffd9db389a in MSCTF!CtfImeProcessKey () from
> > C:\WINDOWS\System32\msctf.dll
> >     #6  0x00007fffd99f4c13 in ImmProcessKey () from
> > C:\WINDOWS\System32\imm32.dll
> >     #7  0x00007fffd9a79b1c in USER32!GetSysColorBrush () from
> > C:\WINDOWS\System32\user32.dll
> >     #8  0x00007fffdabf3994 in ntdll!KiUserCallbackDispatcher () from
> > C:\WINDOWS\SYSTEM32\ntdll.dll
> >     #9  0x00007fffd82e1534 in win32u!NtUserGetMessage () from
> > C:\WINDOWS\System32\win32u.dll
> >     #10 0x00007fffd9a75eca in USER32!GetMessageW () from
> > C:\WINDOWS\System32\user32.dll
> >     #11 0x00007ff718565e79 in ?? ()
> >     #12 0x00007fffd9a75ea0 in USER32!MsgWaitForMultipleObjects () from
> > C:\WINDOWS\System32\user32.dll
> >     #13 0x00007fff00000000 in ?? ()
> >     #14 0x00007fffd9a75ea0 in USER32!MsgWaitForMultipleObjects () from
> > C:\WINDOWS\System32\user32.dll
> >     #15 0x0000000006edfd90 in ?? ()
> >     #16 0x0000000080000000 in ?? ()
> >     #17 0x0000000080000000 in ?? ()
> >     #18 0x0000000000000342 in ?? ()
> >     #19 0x00000054000002ff in ?? ()
> >     #20 0x0000000000000000 in ?? ()
> >
> >     Thread 5 (Thread 21772.0x5754):
> >     #0  0x00007fffdabeffd4 in ntdll!ZwDelayExecution () from
> > C:\WINDOWS\SYSTEM32\ntdll.dll
> >     #1  0x00007fffdaba51a3 in ntdll!RtlDelayExecution () from
> > C:\WINDOWS\SYSTEM32\ntdll.dll
> >     #2  0x00007fffd8514e1d in SleepEx () from C:\WINDOWS\System32\KernelBase.dll
> >     #3  0x00007ff71859e8f0 in ?? ()
> >     #4  0x00007ff718b67480 in ?? ()
> >     #5  0x0000000000000000 in ?? ()
> >
> >     Thread 4 (Thread 21772.0x30e8):
> >     #0  0x00007fffdabf35a4 in ntdll!ZwWaitForWorkViaWorkerFactory ()
> > from C:\WINDOWS\SYSTEM32\ntdll.dll
> >     #1  0x00007fffdab8537e in ntdll!RtlClearThreadWorkOnBehalfTicket
> > () from C:\WINDOWS\SYSTEM32\ntdll.dll
> >     #2  0x00007fffd993257d in KERNEL32!BaseThreadInitThunk () from
> > C:\WINDOWS\System32\kernel32.dll
> >     #3  0x00007fffdabaaa48 in ntdll!RtlUserThreadStart () from
> > C:\WINDOWS\SYSTEM32\ntdll.dll
> >     #4  0x0000000000000000 in ?? ()
> >
> >     Thread 3 (Thread 21772.0x4090):
> >     #0  0x00007fffdabf35a4 in ntdll!ZwWaitForWorkViaWorkerFactory ()
> > from C:\WINDOWS\SYSTEM32\ntdll.dll
> >     #1  0x00007fffdab8537e in ntdll!RtlClearThreadWorkOnBehalfTicket
> > () from C:\WINDOWS\SYSTEM32\ntdll.dll
> >     #2  0x00007fffd993257d in KERNEL32!BaseThreadInitThunk () from
> > C:\WINDOWS\System32\kernel32.dll
> >     #3  0x00007fffdabaaa48 in ntdll!RtlUserThreadStart () from
> > C:\WINDOWS\SYSTEM32\ntdll.dll
> >     #4  0x0000000000000000 in ?? ()
> >
> >     Thread 2 (Thread 21772.0x55b0):
> >     #0  0x00007fffdabf35a4 in ntdll!ZwWaitForWorkViaWorkerFactory ()
> > from C:\WINDOWS\SYSTEM32\ntdll.dll
> >     #1  0x00007fffdab8537e in ntdll!RtlClearThreadWorkOnBehalfTicket
> > () from C:\WINDOWS\SYSTEM32\ntdll.dll
> >     #2  0x00007fffd993257d in KERNEL32!BaseThreadInitThunk () from
> > C:\WINDOWS\System32\kernel32.dll
> >     #3  0x00007fffdabaaa48 in ntdll!RtlUserThreadStart () from
> > C:\WINDOWS\SYSTEM32\ntdll.dll
> >     #4  0x0000000000000000 in ?? ()
> >
> >     Thread 1 (Thread 21772.0x4058):
> >     #0  0x00007fffd82eacf4 in win32u!NtUserMsgWaitForMultipleObjectsEx
> > () from C:\WINDOWS\System32\win32u.dll
> >     #1  0x00007fffd9a75e67 in USER32!MsgWaitForMultipleObjects () from
> > C:\WINDOWS\System32\user32.dll
> >     #2  0x00007ff7185a1542 in ?? ()
> >     #3  0x0000000000000003 in ?? ()
> >     #4  0x0000000000000018 in ?? ()
> >     #5  0x0000000003f30000 in ?? ()
> >     #6  0x0000000000000000 in ?? ()
> >
> > -------------------------------------------------------------------------------
> >
> >     gdb: Target exception EXCEPTION_BREAKPOINT at 0x7fffdabf3640
> >
> >     Thread 29 received signal SIGTRAP, Trace/breakpoint trap.
> >     [Switching to Thread 21772.0x2964]
> >     0x00007fffdabf3641 in ntdll!DbgBreakPoint () from
> > C:\WINDOWS\SYSTEM32\ntdll.dll
> >     (gdb) thread apply all bt
> >
> >     Thread 29 (Thread 21772.0x2964):
> >     #0  0x00007fffdabf3641 in ntdll!DbgBreakPoint () from
> > C:\WINDOWS\SYSTEM32\ntdll.dll
> >     #1  0x00007fffdac26f6e in ntdll!DbgUiRemoteBreakin () from
> > C:\WINDOWS\SYSTEM32\ntdll.dll
> >     #2  0x00007fffd993257d in KERNEL32!BaseThreadInitThunk () from
> > C:\WINDOWS\System32\kernel32.dll
> >     #3  0x00007fffdabaaa48 in ntdll!RtlUserThreadStart () from
> > C:\WINDOWS\SYSTEM32\ntdll.dll
> >     #4  0x0000000000000000 in ?? ()
> >
> >     Thread 19 (Thread 21772.0x31ac):
> >     #0  0x00007fffdabf04a4 in ntdll!ZwWaitForMultipleObjects () from
> > C:\WINDOWS\SYSTEM32\ntdll.dll
> >     #1  0x00007fffd852fda9 in WaitForMultipleObjectsEx () from
> > C:\WINDOWS\System32\KernelBase.dll
> >     #2  0x00007fffd9488bbd in combase!RoGetApartmentIdentifier () from
> > C:\WINDOWS\System32\combase.dll
> >     #3  0x00007fffd9488a2a in combase!RoGetApartmentIdentifier () from
> > C:\WINDOWS\System32\combase.dll
> >     #4  0x00007fffd948881f in combase!RoGetApartmentIdentifier () from
> > C:\WINDOWS\System32\combase.dll
> >     #5  0x00007fffd9488719 in combase!RoGetApartmentIdentifier () from
> > C:\WINDOWS\System32\combase.dll
> >     #6  0x00007fffd993257d in KERNEL32!BaseThreadInitThunk () from
> > C:\WINDOWS\System32\kernel32.dll
> >     #7  0x00007fffdabaaa48 in ntdll!RtlUserThreadStart () from
> > C:\WINDOWS\SYSTEM32\ntdll.dll
> >     #8  0x0000000000000000 in ?? ()
> >
> >     Thread 18 (Thread 21772.0x4934):
> >     #0  0x00007fffdabef9d4 in ntdll!ZwWaitForSingleObject () from
> > C:\WINDOWS\SYSTEM32\ntdll.dll
> >     #1  0x00007fffd850427e in WaitForSingleObjectEx () from
> > C:\WINDOWS\System32\KernelBase.dll
> >     #2  0x00007ff7185975a1 in ?? ()
> >     #3  0x0000000000000102 in ?? ()
> >     #4  0x00007fff00000000 in ?? ()
> >     #5  0xffffffff00000000 in ?? ()
> >     #6  0x0000000000000a24 in ?? ()
> >     #7  0x00007ff718b65c60 in ?? ()
> >     #8  0x0000000000000000 in ?? ()
> >
> >     Thread 17 (Thread 21772.0x4914 "pool"):
> >     #0  0x00007fffdabf3544 in ntdll!ZwWaitForAlertByThreadId () from
> > C:\WINDOWS\SYSTEM32\ntdll.dll
> >     #1  0x00007fffdabb91db in ntdll!RtlSleepConditionVariableSRW ()
> > from C:\WINDOWS\SYSTEM32\ntdll.dll
> >     #2  0x00007fffd8542b79 in SleepConditionVariableSRW () from
> > C:\WINDOWS\System32\KernelBase.dll
> >     #3  0x00007fffb7c1637b in ?? () from
> > C:\programs\emacs\latest\bin\libglib-2.0-0.dll
> >     #4  0x00007fffb7c79a5b in ?? () from
> > C:\programs\emacs\latest\bin\libglib-2.0-0.dll
> >     #5  0x00007fffb7c790a1 in ?? () from
> > C:\programs\emacs\latest\bin\libglib-2.0-0.dll
> >     #6  0x00007fffb7ca8897 in ?? () from
> > C:\programs\emacs\latest\bin\libglib-2.0-0.dll
> >     --Type <RET> for more, q to quit, c to continue without paging--c
> >     #7  0x00007fffd9f3e634 in msvcrt!_beginthreadex () from
> > C:\WINDOWS\System32\msvcrt.dll
> >     #8  0x00007fffd9f3e70c in msvcrt!_endthreadex () from
> > C:\WINDOWS\System32\msvcrt.dll
> >     #9  0x00007fffd993257d in KERNEL32!BaseThreadInitThunk () from
> > C:\WINDOWS\System32\kernel32.dll
> >     #10 0x00007fffdabaaa48 in ntdll!RtlUserThreadStart () from
> > C:\WINDOWS\SYSTEM32\ntdll.dll
> >     #11 0x0000000000000000 in ?? ()
> >
> >     Thread 14 (Thread 21772.0x32ac):
> >     #0  0x00007fffdabf35a4 in ntdll!ZwWaitForWorkViaWorkerFactory ()
> > from C:\WINDOWS\SYSTEM32\ntdll.dll
> >     #1  0x00007fffdab8537e in ntdll!RtlClearThreadWorkOnBehalfTicket
> > () from C:\WINDOWS\SYSTEM32\ntdll.dll
> >     #2  0x00007fffd993257d in KERNEL32!BaseThreadInitThunk () from
> > C:\WINDOWS\System32\kernel32.dll
> >     #3  0x00007fffdabaaa48 in ntdll!RtlUserThreadStart () from
> > C:\WINDOWS\SYSTEM32\ntdll.dll
> >     #4  0x0000000000000000 in ?? ()
> >
> >     Thread 13 (Thread 21772.0x2398):
> >     #0  0x00007fffdabf35a4 in ntdll!ZwWaitForWorkViaWorkerFactory ()
> > from C:\WINDOWS\SYSTEM32\ntdll.dll
> >     #1  0x00007fffdab8537e in ntdll!RtlClearThreadWorkOnBehalfTicket
> > () from C:\WINDOWS\SYSTEM32\ntdll.dll
> >     #2  0x00007fffd993257d in KERNEL32!BaseThreadInitThunk () from
> > C:\WINDOWS\System32\kernel32.dll
> >     #3  0x00007fffdabaaa48 in ntdll!RtlUserThreadStart () from
> > C:\WINDOWS\SYSTEM32\ntdll.dll
> >     #4  0x0000000000000000 in ?? ()
> >
> >     Thread 12 (Thread 21772.0x52f8):
> >     #0  0x00007fffd82eacf4 in win32u!NtUserMsgWaitForMultipleObjectsEx
> > () from C:\WINDOWS\System32\win32u.dll
> >     #1  0x00007fffd9a75e67 in USER32!MsgWaitForMultipleObjects () from
> > C:\WINDOWS\System32\user32.dll
> >     #2  0x00007fffc4043c90 in gdiplus!GdiplusStartup () from
> > C:\WINDOWS\WinSxS\amd64_microsoft.windows.gdiplus_6595b64144ccf1df_1.1.22621.3527_none_57f93980ce19a444\GdiPlus.dll
> >     #3  0x00007fffc4043be9 in gdiplus!GdiplusStartup () from
> > C:\WINDOWS\WinSxS\amd64_microsoft.windows.gdiplus_6595b64144ccf1df_1.1.22621.3527_none_57f93980ce19a444\GdiPlus.dll
> >     #4  0x00007fffd993257d in KERNEL32!BaseThreadInitThunk () from
> > C:\WINDOWS\System32\kernel32.dll
> >     #5  0x00007fffdabaaa48 in ntdll!RtlUserThreadStart () from
> > C:\WINDOWS\SYSTEM32\ntdll.dll
> >     #6  0x0000000000000000 in ?? ()
> >
> >     Thread 6 (Thread 21772.0x15a8):
> >     #0  0x00007fffd82e1534 in win32u!NtUserGetMessage () from
> > C:\WINDOWS\System32\win32u.dll
> >     #1  0x00007fffd9a75eca in USER32!GetMessageW () from
> > C:\WINDOWS\System32\user32.dll
> >     #2  0x00007ff718565e79 in ?? ()
> >     #3  0x00007fffd9a75ea0 in USER32!MsgWaitForMultipleObjects () from
> > C:\WINDOWS\System32\user32.dll
> >     #4  0x00007fff00000000 in ?? ()
> >     #5  0x00007fffd9a75ea0 in USER32!MsgWaitForMultipleObjects () from
> > C:\WINDOWS\System32\user32.dll
> >     #6  0x0000000006edfd90 in ?? ()
> >     #7  0x0000000080000000 in ?? ()
> >     #8  0x0000000080000000 in ?? ()
> >     #9  0x0000000000000342 in ?? ()
> >     #10 0x00000054000002ff in ?? ()
> >     #11 0x0000000000000000 in ?? ()
> >
> >     Thread 5 (Thread 21772.0x5754):
> >     #0  0x00007fffdabeffd4 in ntdll!ZwDelayExecution () from
> > C:\WINDOWS\SYSTEM32\ntdll.dll
> >     #1  0x00007fffdaba51a3 in ntdll!RtlDelayExecution () from
> > C:\WINDOWS\SYSTEM32\ntdll.dll
> >     #2  0x00007fffd8514e1d in SleepEx () from C:\WINDOWS\System32\KernelBase.dll
> >     #3  0x00007ff71859e8f0 in ?? ()
> >     #4  0x00007ff718b67480 in ?? ()
> >     #5  0x0000000000000000 in ?? ()
> >
> >     Thread 4 (Thread 21772.0x30e8):
> >     #0  0x00007fffdabf35a4 in ntdll!ZwWaitForWorkViaWorkerFactory ()
> > from C:\WINDOWS\SYSTEM32\ntdll.dll
> >     #1  0x00007fffdab8537e in ntdll!RtlClearThreadWorkOnBehalfTicket
> > () from C:\WINDOWS\SYSTEM32\ntdll.dll
> >     #2  0x00007fffd993257d in KERNEL32!BaseThreadInitThunk () from
> > C:\WINDOWS\System32\kernel32.dll
> >     #3  0x00007fffdabaaa48 in ntdll!RtlUserThreadStart () from
> > C:\WINDOWS\SYSTEM32\ntdll.dll
> >     #4  0x0000000000000000 in ?? ()
> >
> >     Thread 3 (Thread 21772.0x4090):
> >     #0  0x00007fffdabf35a4 in ntdll!ZwWaitForWorkViaWorkerFactory ()
> > from C:\WINDOWS\SYSTEM32\ntdll.dll
> >     #1  0x00007fffdab8537e in ntdll!RtlClearThreadWorkOnBehalfTicket
> > () from C:\WINDOWS\SYSTEM32\ntdll.dll
> >     #2  0x00007fffd993257d in KERNEL32!BaseThreadInitThunk () from
> > C:\WINDOWS\System32\kernel32.dll
> >     #3  0x00007fffdabaaa48 in ntdll!RtlUserThreadStart () from
> > C:\WINDOWS\SYSTEM32\ntdll.dll
> >     #4  0x0000000000000000 in ?? ()
> >
> >     Thread 2 (Thread 21772.0x55b0):
> >     #0  0x00007fffdabf35a4 in ntdll!ZwWaitForWorkViaWorkerFactory ()
> > from C:\WINDOWS\SYSTEM32\ntdll.dll
> >     #1  0x00007fffdab8537e in ntdll!RtlClearThreadWorkOnBehalfTicket
> > () from C:\WINDOWS\SYSTEM32\ntdll.dll
> >     #2  0x00007fffd993257d in KERNEL32!BaseThreadInitThunk () from
> > C:\WINDOWS\System32\kernel32.dll
> >     #3  0x00007fffdabaaa48 in ntdll!RtlUserThreadStart () from
> > C:\WINDOWS\SYSTEM32\ntdll.dll
> >     #4  0x0000000000000000 in ?? ()
> >
> >     Thread 1 (Thread 21772.0x4058):
> >     #0  0x00007fffd82eacf4 in win32u!NtUserMsgWaitForMultipleObjectsEx
> > () from C:\WINDOWS\System32\win32u.dll
> >     #1  0x00007fffd9a75e67 in USER32!MsgWaitForMultipleObjects () from
> > C:\WINDOWS\System32\user32.dll
> >     #2  0x00007ff7185a1542 in ?? ()
> >     #3  0x0000000000000003 in ?? ()
> >     #4  0x0000000000000018 in ?? ()
> >     #5  0x0000000003f30000 in ?? ()
> >
> > On Wed, May 15, 2024 at 2:11 PM Eli Zaretskii <[email-masked]> wrote:
> > >
> > > > From: Simen Endsjø <[email-masked]>
> > > > Date: Wed, 15 May 2024 12:53:23 +0200
> > > > Cc: [email-masked]
> > > >
> > > >     Thread 1 (Thread 9804.0x2ab4):
> > > >     #0  0x00007fffd85dd313 in KERNELBASE!DebugBreak () from
> > > > C:\WINDOWS\System32\KernelBase.dll
> > > >     #1  0x00007ff718565ba8 in emacs_abort ()
> > > >     #2  0x00007ff718436aae in terminate_due_to_signal ()
> > > >     #3  0x00007ff718457a9c in deliver_fatal_thread_signal ()
> > > >     #4  0x00007ff7185cb122 in _gnu_exception_handler
> > > > (exception_data=0xabbdffb9c0) at
> > > > C:/M/mingw-w64-crt-git/src/mingw-w64/mingw-w64-crt/crt/crt_handler.c:223
> > > >     #5  0x00007fffd9f2b248 in msvcrt!__C_specific_handler () from
> > > > C:\WINDOWS\System32\msvcrt.dll
> > > >     #6  0x00007fffdabf49ff in ntdll!.chkstk () from
> > > > C:\WINDOWS\SYSTEM32\ntdll.dll
> > > >     #7  0x00007fffdab6e466 in ntdll!RtlFindCharInUnicodeString () from
> > > > C:\WINDOWS\SYSTEM32\ntdll.dll
> > > >     #8  0x00007fffdabf39ee in ntdll!KiUserExceptionDispatcher () from
> > > > C:\WINDOWS\SYSTEM32\ntdll.dll
> > > >     #9  0x00007ff718494bb3 in rpl_re_compile_pattern ()
> > >
> > > These are very strange exceptions: they are not caught by GDB, but by
> > > the top-level handler for unhandled exceptions.
> > >
> > > Would you mind running Emacs from GDB after setting this option:
> > >
> > >   (gdb) set debugexceptions on
> > >
> > > Do this before you type "run" to run Emacs.  Then, when it crashes,
> > > look at the terminal where you started GDB for the last exceptions
> > > printed by GDB, and post that here.
> > >
> > > Btw, I see that you are attaching to a running Emacs instead of
> > > starting Emacs from GDB.  Any reason why you do that?