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Date: Mon, 25 Jun 2012 17:00:57 +0200
From: marco atzeri <marco DOT atzeri AT gmail DOT com>
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To: cygwin AT cygwin DOT com
Subject: Re: crash on latest cygwin snapshot
References: <4FE786DA DOT 2050208 AT gmail DOT com> <20120625043110 DOT GA28607 AT ednor DOT casa DOT cgf DOT cx> <4FE81478 DOT 8030508 AT gmail DOT com> <20120625080550 DOT GC2976 AT calimero DOT vinschen DOT de> <4FE82361 DOT 8040908 AT gmail DOT com> <20120625090029 DOT GE2321 AT calimero DOT vinschen DOT de> <4FE83122 DOT 8020406 AT gmail DOT com> <4FE85226 DOT 5020804 AT gmail DOT com> <20120625144551 DOT GA4244 AT ednor DOT casa DOT cgf DOT cx>
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On 6/25/2012 4:45 PM, Christopher Faylor wrote:
> On Mon, Jun 25, 2012 at 01:57:26PM +0200, marco atzeri wrote:
>> On 6/25/2012 11:36 AM, marco atzeri wrote:
>>> On 6/25/2012 11:00 AM, Corinna Vinschen wrote:
>>>> On Jun 25 10:37, marco atzeri wrote:
>>>>>
>>>>> A normal exception should kill just the running process, while
>>>>> I see that  xprobe_comp, bash, mintty are killed and
>>>>> also others bash and mintty processes are taking down.
>>>>
>>>> Really all processes or just all processes in the same terminal window?
>>>
>>> all processes in all the available terminal windows.
>>> 3 mintty and 3 bash are taken down and they were indepedently
>>> created by the start menu
>>>
>>>>
>>>> Corinna
>>>>
>>>
>>> I will check if today cgf's changeset make any difference
>>>
>>> Regards
>>> Marco
>>>
>>>
>> hi Corinna,
>> no difference. It takes down everything
>>
>> but you are right about mintty, it is crashing and the stackdump
>> are located at c:\windows\SySWOW64, I only noticed with procmon.
>>
>> ---------------------------------------------------------------------
>> Exception: STATUS_ACCESS_VIOLATION at eip=610CE726
>> eax=610CE710 ebx=0000010C ecx=777B0000 edx=0008E3C8 esi=0028A5B8
>> edi=8005A088
>> ebp=0028A468 esp=0028A450 program=E:\cygwin\bin\mintty.exe, pid 6652,
>> thread main
>> cs=0023 ds=002B es=002B fs=0053 gs=002B ss=002B
>> Stack trace:
>> Frame     Function  Args
>> 0028A468  610CE726  (8004EF58, 0028A5B8, E65DA9C7, 231FFA3E)
>> 0028A488  610D05CE  (0028A5B8, 0028A648, 0028A540, 0028A520)
>> 0028A618  610D146A  (00000002, 0028A648, 0028A540, 0028A520)
>> 24479433 [main] mintty 6652 exception::handle: Exception:
>> STATUS_ACCESS_VIOLATION
>> 24495658 [main] mintty 6652 exception::handle: Error while dumping state
>> (probably corrupted stack)
>> ----------------------------------------------------------------------
>>
>> $ addr2line.exe -e cygwin1.dll 610CE726
>> /pub/cygwin/cvs/src_new/winsup/cygwin/select.cc:687
>>
>> $ addr2line.exe -e cygwin1.dll 610D05CE
>> /pub/cygwin/cvs/src_new/winsup/cygwin/select.cc:243
>>
>> $ addr2line.exe -e cygwin1.dll 610D146A
>> /pub/cygwin/cvs/src_new/winsup/cygwin/select.cc:252
>
> How long did this take to crash mintty?
>
> cgf
>


7 sec on my slow PC.
 From procmon I saw that xprobe_comp and the shells it reises continue 
to run for a while and only after they close.

on 20120611 the full successful run is 45 sec.

Regards
Marco

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