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From: Ken Brown <kbrown AT cornell DOT edu>
To: "cygwin AT cygwin DOT com" <cygwin AT cygwin DOT com>
Subject: Re: cygwin64 OpenSSH_8.1p1 client segmentation fault
Date: Sat, 14 Dec 2019 17:21:06 +0000
Message-ID: <30b506c0-6190-b8c4-ce6c-6605b028d9e7@cornell.edu>
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On 12/14/2019 11:17 AM, Eliot Moss wrote:
> On 12/14/2019 11:12 AM, vadim wrote:
>> I have just installed the latest cygwin32 and cygwin64 from scratch into new 
>> folders.
>>
>> Tried ssh client in both.
>>
>> The result is:
>>
>> - cygwin32 CYGWIN_NT-6.1-WOW 3.0.7(0.338/5/3) 2019-04-30 18:04 i686
>> ssh works, but it hangs after I disconnect myself. I have to kill ssh process 
>> to continue the cygwin session.
>>
>> - cygwin64 CYGWIN_NT-6.1-WOW 3.0.7(0.338/5/3) 2019-04-30 18:04 x86_64
>> ssh dies immediately after the connection is established using ssh-keys (i.e. 
>> after a successful login)
>>
>> Both has version:
>> OpenSSH_8.1p1, OpenSSL 1.1.1d  10 Sep 2019
> 
> My cygwins (32 and 64 bit) report exactly the same for uname -a and ssh -V,
> yet all works fine for me.
> 
> This suggests BLODA

The OP's strace output shows some suspicious-looking DLLs loaded shortly before 
the crash, which also suggests BLODA.

Ken

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