On 2020-09-10 13:19, Ken Brown via Cygwin wrote: > On 9/10/2020 3:15 PM, Andrew Schulman via Cygwin wrote: >>> On Sep 9 08:08, Andrew Schulman via Cygwin wrote: >>>> Here's a strange one. In bash in i686, try to run: >>>> >>>> ls /dev/ptmx >>>> >>>> I only get about as far as: >>>> >>>> ls /dev/p >>>> >>>> and then my terminal window vanishes. This happens: >>>> >>>> * In fish or bash. >>>> * On two different hosts that I've tried. >>>> * In mintty or a system terminal. In the system terminal, sometimes the >>>> command works normally the first time, but fails the 2nd time; or I have to >>>> press <TAB> after `ls /dev/p`, then the terminal vanishes. >>>> * With other commands that treat their arguments as files, not text. So for >>>> example, I can't finish typing `cat /dev/ptmx` or `test -r /dev/ptmx` >>>> before the terminal window vanishes, but `echo /dev/ptmx` works normally. >>>> >>>> It doesn't happen: >>>> >>>> * In x86_64 - only i686. >>>> * In scripts - only interactively. >>>> >>>> Is anyone else able to reproduce this? I've tried to capture an strace log, >>>> but I've failed so far. The strace seems to stop the crash. Still trying. >>>> >>>> I thought this could be a BLODA problem, but the two hosts I tried are >>>> running different virus scanners (McAfee and Windows Defender). >>>> >>>> Cygwin 3.1.7-1, all packages up-to-date. Output of cygcheck -svr attached. >>>> >>>> Andrew >>> >>> I think I fixed it. I just uploaded new developer snapshots to >>> https://cygwin.com/snapshots/ Please give them a try. >> >> When I substitute cygwin1-20090909.dll for cygwin1.dll in i686, I can't run >> any commands. They all give "The application was unable to start correctly >> (0xc0000022)". Anything different I should be doing? > > Check the permissions on cygwin1-20090909.dll. Is it executable?
I recommend untar elsewhere and mv don't cp DLLs, especially cygwin1.dlls, as they seem to be able to get into a state showing such symptoms as above, even with local test builds, or after downloading and stripping Alternate Data Streams if present, tweaking perms and ACLs. -- Take care. Thanks, Brian Inglis, Calgary, Alberta, Canada This email may be disturbing to some readers as it contains too much technical detail. Reader discretion is advised. [Data in IEC units and prefixes, physical quantities in SI.] -- Problem reports: https://cygwin.com/problems.html FAQ: https://cygwin.com/faq/ Documentation: https://cygwin.com/docs.html Unsubscribe info: https://cygwin.com/ml/#unsubscribe-simple
