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Re: cygwin X fatals on -multiwindow option

From: Aaron <a4a4f6 at gmail dot com>
To: cygwin-xfree <cygwin-xfree at cygwin dot com>
Date: Sat, 16 Mar 2013 22:13:33 -0700
Subject: Re: cygwin X fatals on -multiwindow option
References: <CAGR-Ecz88iDaS7Y68SSmkmJgmkW4W9uFRmdPMDq-MZXdQC+ysQ@mail.gmail.com>
Reply-to: cygwin-xfree at cygwin dot com
Thank you for your time!
I figured it out.  Turns out I had an older version of my "Intel HD
graphics" driver.  Updating to the latest solved this problem.

I saw "ati" in the backtrace and figured it might be a driver issue.

On Fri, Mar 15, 2013 at 4:30 PM, Aaron <a4a4f6@gmail.com> wrote:
> Hello!
> Would very much appreciate your help.
>
> My Cygwin/X server fatals on start up when running -multiwindow.
> Loads just fine without it, or as -rootless.
>
> Any idea how I could fix this?  Log dump and stack trace below:
> http://serverfault.com/questions/488306/cygwin-x-crashing-on-multiwindow-option
>
> Thanks!
> -Aaron
>
>
>
> % X --version
> Welcome to the XWin X Server
> Vendor: The Cygwin/X Project
>  Release: 1.13.3.0
>  OS: CYGWIN_NT-6.1-WOW64 US-SEA-R82K76F 1.7.17(0.262/5/3) 2012-10-19 14:39 i686
>  OS: Windows 7  [Windows NT 6.1 build 7600] (WoW64)
>  Package: version 1.13.3-1 built 2013-03-09
>
> % X
>  // loads just fine.
>
> % X -multiwindow
>
> // ...snipped
> [ 63854.875] winCreateDefColormap - Deferring to fbCreateDefColormap ()
> [ 63854.875] null screen fn ReparentWindow
> [ 63854.875] null screen fn RestackWindow
> [ 63854.875] winFinishScreenInitFB - Calling winInitWM.
> [ 63854.875] InitQueue - Calling pthread_mutex_init
> [ 63854.875] InitQueue - pthread_mutex_init returned
> [ 63854.875] InitQueue - Calling pthread_cond_init
> [ 63854.875] InitQueue - pthread_cond_init returned
> [ 63854.875] winInitMultiWindowWM - Hello
> [ 63854.875] winInitMultiWindowWM - Calling pthread_mutex_lock ()
> [ 63854.875] winInitWM - Returning.
> [ 63854.875] winMultiWindowXMsgProc - Hello
> [ 63854.875] winFinishScreenInitFB - returning
> [ 63854.875] winMultiWindowXMsgProc - Calling pthread_mutex_lock ()
> [ 63854.875] winScreenInit - returning
> [ 63854.875] InitOutput - Returning.
> [ 63854.890] MIT-SHM extension disabled due to lack of kernel support
> [ 63854.890] XFree86-Bigfont extension local-client optimization
> disabled due to lack of shared memory support in the kernel
> [ 63854.922] Fatal signal received in thread 0x80018020
> [ 63854.922] (EE) Segmentation fault at address 0x12c
> [ 63855.187] (EE) Attempting backtrace on pid 5724
> [ 63856.045] (EE)
> ==================== GDB Backtrace ============
>
> GNU gdb (GDB) 7.5.50.20130309-cvs (cygwin-special)
> This GDB was configured as "i686-cygwin".
>
> ==================== Backtrace ================
>
> Thread 8 (Thread 5724.0x2f40):
> #0  0x778e000d in ntdll!DbgBrea(EE) kPoint ()
>    from /cygdrive/c/Windows/SysWOW64/ntdll.dll
> No symbol table info available.
> #1  0x7796f99e in ntdll!DbgUiRemoteBreakin ()
>    from /cygdrive/c/Windows/SysWOW64/ntdll.dll
> No symbol table info available.
> #2  0x77968760 in ntdll!RtlQueryRegistryV(EE) alues ()
>    from /cygdrive/c/Windows/SysWOW64/ntdll.dll
> No symbol table info available.
> #3  0x75593677 in KERNEL32!BaseThreadInitThunk ()
>    from /cygdrive/c/Windows/syswow64/kernel32.dll
> No symbol table info available.
> #4  0x77909f42 in ntdll!RtlInitiali(EE) zeExceptionChain ()
>    from /cygdrive/c/Windows/SysWOW64/ntdll.dll
> No symbol table info available.
> #5  0x77909f15 in ntdll!RtlInitializeExceptionChain ()
>    from /cygdrive/c/Windows/SysWOW64/ntdll.dll
> No symbol table info available.
> #6  0x00000000 in ?? ((EE) )
> No symbol table info available.
>
> Thread 7 (Thread 5724.0x1fa4):
> #0  0x778ef895 in ntdll!ZwReadFile ()
>    from /cygdrive/c/Windows/SysWOW64/ntdll.dll
> No symbol table info available.
> #1  0x778ef895 in ntdll!ZwReadFile ()
>    from /cygdrive/c/Windows/SysWOW(EE) 64/ntdll.dll
> No symbol table info available.
> #2  0x7692dd54 in ReadFile () from /cygdrive/c/Windows/syswow64/KERNELBASE.dll
> No symbol table info available.
> #3  0x00000360 in ?? ()
> No symbol table info available.
> #4  0x00000000 in ?? ()
> No symbol table inf(EE) o available.
>
> Thread 6 (Thread 5724.0xda4):
> #0  0x778f00ed in ntdll!ZwWaitForMultipleObjects ()
>    from /cygdrive/c/Windows/SysWOW64/ntdll.dll
> No symbol table info available.
> #1  0x778f00ed in ntdll!ZwWaitForMultipleObjects ()
>    from /cygdrive/c/Windows/(EE) SysWOW64/ntdll.dll
> No symbol table info available.
> #2  0x769315e9 in WaitForMultipleObjectsEx ()
>    from /cygdrive/c/Windows/syswow64/KERNELBASE.dll
> No symbol table info available.
> #3  0x00000002 in ?? ()
> No symbol table info available.
> #4  0x00000001 in (EE) ?? ()
> No symbol table info available.
> #5  0x00000000 in ?? ()
> No symbol table info available.
>
> Thread 5 (Thread 5724.0x1f14):
> #0  0x778f00ed in ntdll!ZwWaitForMultipleObjects ()
>    from /cygdrive/c/Windows/SysWOW64/ntdll.dll
> No symbol table info available(EE) .
> #1  0x778f00ed in ntdll!ZwWaitForMultipleObjects ()
>    from /cygdrive/c/Windows/SysWOW64/ntdll.dll
> No symbol table info available.
> #2  0x769315e9 in WaitForMultipleObjectsEx ()
>    from /cygdrive/c/Windows/syswow64/KERNELBASE.dll
> No symbol table info ava(EE) ilable.
> #3  0x00000002 in ?? ()
> No symbol table info available.
> #4  0x00000001 in ?? ()
> No symbol table info available.
> #5  0x00000000 in ?? ()
> No symbol table info available.
>
> Thread 4 (Thread 5724.0xfcc):
> #0  0x76cf7e47 in USER32!DispatchMessageW ()
>    (EE) from /cygdrive/c/Windows/syswow64/USER32.dll
> No symbol table info available.
> #1  0x00407eac in winMsgWindowThreadProc (arg=0x0)
>     at /usr/src/debug/xorg-server-1.13.3-1/hw/xwin/winmsgwindow.c:152
>         msg = {hwnd = 0x30, message = 3, wParam = 4226784(EE) , lParam = 0,
>           time = 0, pt = {x = 4194304, y = 0}}
>         hwndMsg = 0xffefcdc0
> #2  0x610fd000 in pthread::thread_init_wrapper (arg=0x800688b8)
>     at /usr/src/debug/cygwin-1.7.17-1/winsup/cygwin/thread.cc:1938
>         thread = 0x800688b8
>      (EE)    __PRETTY_FUNCTION__ = "static DWORD
> pthread::thread_init_wrapper(void*)"
>         ret = <optimized out>
> #3  0x61086e32 in thread_wrapper (arg=0x0)
>     at /usr/src/debug/cygwin-1.7.17-1/winsup/cygwin/miscfuncs.cc:547
>         dealloc_addr = <optimized out(EE) >
>         count = <optimized out>
>         wrapper_arg = {func = 0x0, arg = 0x0, stackaddr = 0x0,
>           stackbase = 0x0, stacklimit = 0x0}
>         old_start = 0x0
> #4  0x00000000 in ?? ()
> No symbol table info available.
>
> Thread 3 (Thread 5724.0x3380):
> [ 63856.045] (EE) #0  0x778f00ed in ntdll!ZwWaitForMultipleObjects ()
>    from /cygdrive/c/Windows/SysWOW64/ntdll.dll
> No symbol table info available.
> #1  0x778f00ed in ntdll!ZwWaitForMultipleObjects ()
>    from /cygdrive/c/Windows/SysWOW64/ntdll.dll
> No symbol table info avai(EE) lable.
> #2  0x77922f6a in ntdll!RtlMoveMemory ()
>    from /cygdrive/c/Windows/SysWOW64/ntdll.dll
> No symbol table info available.
> #3  0x00000001 in ?? ()
> No symbol table info available.
> #4  0x00000001 in ?? ()
> No symbol table info available.
> #5  0x00000000 i(EE) n ?? ()
> No symbol table info available.
>
> Thread 2 (Thread 5724.0x1de0):
> #0  0x778ef895 in ntdll!ZwReadFile ()
>    from /cygdrive/c/Windows/SysWOW64/ntdll.dll
> No symbol table info available.
> #1  0x778ef895 in ntdll!ZwReadFile ()
>    from /cygdrive/c/Windows/(EE) SysWOW64/ntdll.dll
> No symbol table info available.
> #2  0x7692dd54 in ReadFile () from /cygdrive/c/Windows/syswow64/KERNELBASE.dll
> No symbol table info available.
> #3  0x00000084 in ?? ()
> No symbol table info available.
> #4  0x00000000 in ?? ()
> No symbol tab(EE) le info available.
>
> Thread 1 (Thread 5724.0x1bdc):
> #0  0x778f00ed in ntdll!ZwWaitForMultipleObjects ()
>    from /cygdrive/c/Windows/SysWOW64/ntdll.dll
> No symbol table info available.
> #1  0x778f00ed in ntdll!ZwWaitForMultipleObjects ()
>    from /cygdrive/c/W(EE) indows/SysWOW64/ntdll.dll
> No symbol table info available.
> #2  0x769315e9 in WaitForMultipleObjectsEx ()
>    from /cygdrive/c/Windows/syswow64/KERNELBASE.dll
> No symbol table info available.
> #3  0x00000003 in ?? ()
> No symbol table info available.
> #4  0x00000(EE) 001 in ?? ()
> No symbol table info available.
> #5  0x00000000 in ?? ()
> No symbol table info available.
>
> ==================== Backtrace End ============
>
> [ 63856.045] Fatal server error: Caught signal 11 (Segmentation
> fault). Server aborting
> [ 63856.045] Server terminated with error (1). Closing log file.

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References:
- cygwin X fatals on -multiwindow option
  - From: Aaron
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