From mboxrd@z Thu Jan  1 00:00:00 1970
Return-Path: <asy@altlinux.org>
X-Spam-Checker-Version: SpamAssassin 3.4.1 (2015-04-28) on
 sa.local.altlinux.org
X-Spam-Level: 
X-Spam-Status: No, score=-1.9 required=5.0 tests=BAYES_00 autolearn=ham
 autolearn_force=no version=3.4.1
From: Sergey Afonin <asy@altlinux.org>
To: ALT Linux Team development discussions <devel@lists.altlinux.org>
Date: Mon, 12 Apr 2021 10:59:25 +0400
User-Agent: KMail/1.9.10 (enterprise35 0.20100827.1168748)
References: <202103291229.38338.asy@altlinux.org>
 <20210330100722.GA27387@altlinux.org>
In-Reply-To: <20210330100722.GA27387@altlinux.org>
X-KMail-QuotePrefix: > 
MIME-Version: 1.0
Content-Type: Text/Plain;
  charset="utf-8"
Content-Transfer-Encoding: 8bit
Content-Disposition: inline
Message-Id: <202104121059.25933.asy@altlinux.org>
Subject: Re: [devel] OpenVZ/p8, bin/tar: Too many levels of symbolic links
X-BeenThere: devel@lists.altlinux.org
X-Mailman-Version: 2.1.12
Precedence: list
Reply-To: ALT Linux Team development discussions <devel@lists.altlinux.org>
List-Id: ALT Linux Team development discussions <devel.lists.altlinux.org>
List-Unsubscribe: <https://lists.altlinux.org/mailman/options/devel>,
 <mailto:devel-request@lists.altlinux.org?subject=unsubscribe>
List-Archive: <http://lists.altlinux.org/pipermail/devel>
List-Post: <mailto:devel@lists.altlinux.org>
List-Help: <mailto:devel-request@lists.altlinux.org?subject=help>
List-Subscribe: <https://lists.altlinux.org/mailman/listinfo/devel>,
 <mailto:devel-request@lists.altlinux.org?subject=subscribe>
X-List-Received-Date: Mon, 12 Apr 2021 06:59:34 -0000
Archived-At: <http://lore.altlinux.org/devel/202104121059.25933.asy@altlinux.org/>
List-Archive: <http://lore.altlinux.org/devel/>
List-Post: <mailto:devel@altlinux.org>

On Tuesday 30 March 2021, Dmitry V. Levin wrote:

> Интересно, на каком системном вызове это происходит, и как он выглядит?

Как раз подвернулся архив, на котором при распаковке вылезло:

В strace это выглядит как-то так:

newfstatat(AT_FDCWD, "inn/.git/hooks/pre-rebase.sample", {st_mode=S_IFREG|000, st_size=0, ...}, AT_SYMLINK_NOFOLLOW) = 0
unlinkat(AT_FDCWD, "inn/.git/hooks/pre-rebase.sample", 0) = 0
symlinkat("/usr/share/git-core/hooks/pre-rebase", AT_FDCWD, "inn/.git/hooks/pre-rebase.sample") = 0
utimensat(AT_FDCWD, "inn/.git/hooks/pre-rebase.sample", [UTIME_OMIT, {tv_sec=1618208993, tv_nsec=0} /* 2021-04-12T06:29:53+0000 */], AT_SYMLINK_NOFOLLOW) = 0
newfstatat(AT_FDCWD, "inn/.git/hooks/pre-rebase.sample", {st_mode=S_IFLNK|0777, st_size=36, ...}, AT_SYMLINK_NOFOLLOW) = 0
openat(AT_FDCWD, "inn/.git/hooks/pre-rebase.sample", O_RDONLY|O_NOFOLLOW|O_CLOEXEC|O_PATH) = -1 ELOOP (Too many levels of symbolic links)
write(2, "tar: ", 5tar: )                    = 5
write(2, "inn/.git/hooks/pre-rebase.sample"..., 65inn/.git/hooks/pre-rebase.sample: Cannot change mode to rwxr-xr-x) = 65
write(2, ": Too many levels of symbolic li"..., 35: Too many levels of symbolic links) = 35
write(2, "\n", 1
)                       = 1

-- 
С уважением, Сергей Афонин.