From: Duy Nguyen <pclouds@gmail.com>
To: Luke Diamand <luke@diamand.org>
Cc: Git Users <git@vger.kernel.org>,
Christian Couder <christian.couder@gmail.com>,
Elijah Newren <newren@gmail.com>
Subject: Re: could not freshen shared index ..../sharedindex.0000000000000000000000000000000000000000'
Date: Sat, 9 Feb 2019 17:36:50 +0700 [thread overview]
Message-ID: <CACsJy8A7A+Fu=5PWGuQsxtdJLBP_2Ueb-1MCKGHwKHGoQ7J2GA@mail.gmail.com> (raw)
In-Reply-To: <CAE5ih79JYrcV9cxMBU88Hq=HHQOOyzpkq+kT2zAgDzs=ao+PMg@mail.gmail.com>
On Sat, Feb 9, 2019 at 4:58 PM Luke Diamand <luke@diamand.org> wrote:
>
> On Sat, 9 Feb 2019 at 05:01, Duy Nguyen <pclouds@gmail.com> wrote:
> >
> > On Fri, Feb 8, 2019 at 11:39 PM Luke Diamand <luke@diamand.org> wrote:
> > >
> > > On Fri, 8 Feb 2019 at 10:02, Duy Nguyen <pclouds@gmail.com> wrote:
> > > >
> > > > On Wed, Feb 06, 2019 at 10:25:25AM +0000, Luke Diamand wrote:
> > > > > I've recently started seeing a lot of this message when doing a rebase:
> > > > >
> > > > > warning: could not freshen shared index
> > > > > '/home/ldiamand/git/dev_full/.git/worktrees/gcc8-take-2/sharedindex.0000000000000000000000000000000000000000'
> > > >
> > > > There are only two places in the code that could print this. The one
> > > > in read_index_from() can't happen unless is_null_oid() is broken (very
> > > > very unlikely).
> > > >
> > > > The other one is in write_locked_index() which could happen in theory
> > > > but I don't understand how it got there. If you could build git, could
> > > > you try this patch and see if it helps?
> > >
> > > They've gone away!
> >
> > Great! Since you seem able to reproduce this (and can build git!)
> > could you try bisect to pin point the commit that causes this problem?
> > That would help a lot. I think you could start maybe from v2.19.0
>
> The first bad commit was d658196f3c4b2478ebdff638e2c3e4fb2f9cbba2.
Thanks! I could reproduce it and I think I know what the problem is
now. Patches coming soon.
>
> $ git show d658196f3c4b2478ebdff638e2c3e4fb2f9cbba2
> commit d658196f3c4b2478ebdff638e2c3e4fb2f9cbba2 (refs/bisect/bad)
> Merge: 6b0f1d9c47 7db118303a
> Author: Junio C Hamano <gitster@pobox.com>
> Date: Wed May 23 14:38:22 2018 +0900
>
> Merge branch 'en/unpack-trees-split-index-fix'
>
> The split-index feature had a long-standing and dormant bug in
> certain use of the in-core merge machinery, which has been fixed.
>
> * en/unpack-trees-split-index-fix:
> unpack_trees: fix breakage when o->src_index != o->dst_index
>
> The test I'm doing is just:
>
> 1. git checkout some_tag
> 2. git rebase -i HEAD~5
> 3. Swap the top and bottom commit
> 4. repeat
>
> I just chose "5" as my first wild guess, other numbers are also available.
>
> With "5" I get 3 lots of:
> warning: could not freshen shared index
> '.git/sharedindex.0000000000000000000000000000000000000000'
>
> As far as I can tell the actual rebasing is fine.
--
Duy
next prev parent reply other threads:[~2019-02-09 10:37 UTC|newest]
Thread overview: 16+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-02-06 10:25 could not freshen shared index ..../sharedindex.0000000000000000000000000000000000000000' Luke Diamand
2019-02-06 13:17 ` Christian Couder
2019-02-08 10:02 ` Duy Nguyen
2019-02-08 16:38 ` Luke Diamand
2019-02-09 5:00 ` Duy Nguyen
2019-02-09 9:57 ` Luke Diamand
2019-02-09 10:36 ` Duy Nguyen [this message]
2019-02-09 11:23 ` [PATCH] unpack-trees.c: fix writing "link" index ext with null base oid Nguyễn Thái Ngọc Duy
2019-02-09 14:14 ` Luke Diamand
2019-02-12 5:43 ` Elijah Newren
2019-02-12 16:49 ` Junio C Hamano
2019-02-12 9:36 ` Ævar Arnfjörð Bjarmason
2019-02-13 9:51 ` [PATCH v2] read-cache.c: " Nguyễn Thái Ngọc Duy
2019-02-13 12:14 ` Ævar Arnfjörð Bjarmason
2019-02-08 17:23 ` could not freshen shared index ..../sharedindex.0000000000000000000000000000000000000000' Junio C Hamano
2019-02-09 4:56 ` Duy Nguyen
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