On Mon, Apr 13, 2020 at 07:19:03PM +0200, Son Luong Ngoc wrote: > Hi Taylor, > > Thanks for the swift reply. > > > On Apr 13, 2020, at 18:00, Taylor Blau <me@xxxxxxxxxxxx> wrote: > > I doubt that this is important (for a reason that I'll point out below), > > but it looks like your invocation here is malformed with the trailing > > pipe character. > > > > Did you mean to redirect the output of rm away? If so, '2>&1 >/dev/null' > > will do what you want. > It was an emailing mistake. I meant to write > > rm /tmp/git_trace.sock || true For what it's worth, 'rm -f' would suffice, too, but it doesn't matter. > So that the command is reproducible on repeated run. > I must have deleted the remaining part by mistake. > > > Odd. From my memory, trace2 will give up trying to connect to the socket > > (disabling itself and optionally printing a warning) if 'socket(2)' or > > 'connect(2)' set the error bit. My guess above is that you don't have a > > listening socket (because your shell is waiting for you to close the > > '|'), so there's no connection to be made. > There is definitely connection still, as I can still receive more events after interupting the stuck git command by Ctrl-C. > > > Odd. What version of Git are you using? Your description makes it > > sound like it may be a bug, so I'd be curious to hear Jeff's > > interpretation of things, too. > 2.26.0 built from Master git/git > > For more info, I have created a paste to demonstrate the bug > https://gist.github.com/sluongng/e14563e4ce3cc9545781ecd5a95169f6 > In which, I run `git pull origin` and `git version` on a relatively stale https://gitlab.com/gitlab-org/gitlab.git local copy. > > You can get more information from the trace in that paste. > I have annotated the moment which the stuck happened with `It stucks HERE` phrase so look for it. Hmm. It sounds like maybe there is a bug. If Jeff doesn't have time to take a look, I'll try to figure out what's going on here. > Cheers, > Son Luong. Thanks, Taylor