On Feb 25 11:03, Corinna Vinschen wrote: > On Feb 25 03:21, Ken Brown wrote: > > On 2/24/2019 9:23 PM, Ken Brown wrote: > > > On 2/24/2019 2:52 PM, Corinna Vinschen wrote: > > >> On Feb 24 20:09, Corinna Vinschen wrote: > > >>> On Feb 24 19:55, Corinna Vinschen wrote: > > >>>> On Feb 24 17:27, Ken Brown wrote: > > >>>>> I'm seeing sporadic errors like this on 64-bit Cygwin when I first > > >>>>> start emacs: > > >>>>> > > >>>>> 0 [main] emacs-X11 864 C:\cygwin64\bin\emacs-X11.exe: *** > > >>>>> fatal error in > > >>>>> forked process - Can't recreate shared timerfd section during fork! > > >>>>> 0 [main] emacs 860 dofork: child 864 - died waiting for dll > > >>>>> loading, errno 11 > > >>>>> > > >>>>> If I exit and restart, everything will be fine almost every time. > > >>>> > > >>>> I think I see where the thinko was here. Can you try this? > > >>> > > >>> No, better try this: > > >>> [...] > > >> > > >> Even if this doesn't fully fix your problem, the patch itself is > > >> certainly better than the former code, so I pushed it. I also > > >> uploaded new developer snapshots to https://cygwin.com/snapshots/ > > >> for testing. > > > > > > It's better, but not completely fixed. At the moment I'm testing 32-bit > > > only, > > > since that was the only arch on which I could produce the problem > > > reliably. > > > Previously I got the error every time I ran emacs. I just tried 5 times > > > with > > > the new snapshot and only got the error twice. > > > > I withdraw that statement. After further tries, it's back to happening > > every time. > > > > > I'll work on this some more tomorrow and see if I can modify the emacs > > > code so > > > that it gives me the full error message from Cygwin. > > I had a late night inspiration, telling me that my timerfd > implementation has a design flaw in terms of fork/exec timer > sharing. I guess I should fix that first. Just ignore the > timerfd stuff for a bit, I'm working on that.
I pushed a patch and uploaded new developer snapshots to https://cygwin.com/snapshots/ Please try. Thanks, Corinna -- Corinna Vinschen Cygwin Maintainer
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