Path: csiph.com!news.mixmin.net!aioe.org!bofh.it!news.nic.it!robomod From: Shengjing Zhu Newsgroups: linux.debian.bugs.dist,linux.debian.kernel Subject: Bug#969223: Can't rm directory on overlayfs in userns Date: Wed, 16 Sep 2020 19:00:01 +0200 Message-ID: References: X-Original-To: Nicolas Schier X-Mailbox-Line: From debian-bugs-dist-request@lists.debian.org Wed Sep 16 16:57:11 2020 Old-Return-Path: X-Spam-Flag: NO X-Spam-Score: -4.2 Reply-To: Shengjing Zhu , 969223@bugs.debian.org Resent-To: debian-bugs-dist@lists.debian.org Resent-Cc: Debian Kernel Team X-Debian-Pr-Message: followup 969223 X-Debian-Pr-Package: src:linux X-Debian-Pr-Source: linux X-Spam-Bayes: score:0.0000 Tokens: new, 15; hammy, 130; neutral, 27; spammy, 0. spammytokens: hammytokens:0.000-+--H*r:TLS1_3, 0.000-+--sk:cdimage, 0.000-+--UD:cdimage.debian.org, 0.000-+--cdimage.debian.org, 0.000-+--cdimagedebianorg X-Google-Dkim-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:mime-version:references:in-reply-to:from:date :message-id:subject:to:cc; bh=kEvPn1B+DN4gcAsUp4JnXRgWuCH4lRv41Eyv68Z6Db8=; b=ZiggQMrf6HEDe5ZJtsbIp/oCo3MqjtHmYVqNWktpDPXw3QsQF0U6zQQd6RoyNueNaD qBdYiNobbo3cV0D+qJQmUCmCUCM8ijqr4YfEL+lwqluPTWTc93ryp2MBMjUEetqMa+rC 23W05Qx7EDrKLOoA34RlWDuA0lpEoGrbeLsoUi1xfZEvkC+y20RnrGEL2xRouNgtHFOb sFaC4sYnKy1tr0tJvrsxa3xCEohs9QrXMAXI9W/AsuUzKSwp154Lb2T878JGsv+Ku71u 2Jsl7wIWpYjJgAg66yXSLMF/TrKXyimBGeIM0aCDw68vuoyDP4R0RReqQ+DhYbMQ407R XjDg== X-Gm-Message-State: AOAM530P/U15guKj1Bo52CwbMx70gM/V+Tw2NH+MLD/w/ZQOn96d5GAn TSsm7MKJDfCukUilyU+ZV28muWvCKTwkGY9c X-Google-SMTP-Source: ABdhPJzk98ygWmQO/RW4XEAgfR/J5FKKojaByNHmwLi5PtgBCOBcgQHVqvF/kQZFLgQuEQRS/7AKSw== X-Received: by 2002:a9f:2343:: with SMTP id 61mr13261143uae.84.1600275191095; Wed, 16 Sep 2020 09:53:11 -0700 (PDT) X-Received: by 2002:a67:eb89:: with SMTP id e9mr5720426vso.49.1600275190488; Wed, 16 Sep 2020 09:53:10 -0700 (PDT) MIME-Version: 1.0 X-Gmail-Original-Message-ID: Content-Type: text/plain; charset="UTF-8" X-Debian-Message: from BTS X-Mailing-List: archive/latest/1623255 List-ID: List-URL: Approved: robomod@news.nic.it Lines: 17 Organization: linux.* mail to news gateway Sender: robomod@news.nic.it X-Original-Cc: 969223@bugs.debian.org X-Original-Date: Thu, 17 Sep 2020 00:52:59 +0800 X-Original-Message-ID: X-Original-References: <20200829141322.GA197496@local.zhsj.me> <20200916075317.GQ18520@fjasle.eu> <20200829141322.GA197496@local.zhsj.me> <20200916075317.GQ18520@fjasle.eu> Xref: csiph.com linux.debian.bugs.dist:1025347 linux.debian.kernel:68144 On Wed, Sep 16, 2020 at 3:58 PM Nicolas Schier wrote: > > If I upgrade a debian10 VM to testing, it seems to work. > > However if I boot a new debian testing VM, it seems not to work. > > Both VMs are downloaded from http://cdimage.debian.org/cdimage/cloud/ > > What can be the difference here? I'm lost on debugging this.. > > This confuses me. Are you sure, you used the same kernel version on > both VMs when mounting overlayfs in userns? > I think I just mess up when debugging. It seems it never works. Maybe we should revert permit_mounts_in_userns? as it doesn't seem to work. Buster is also affected. -- Shengjing Zhu