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From: Alexey Gladkov <[email protected]>
To: Linus Torvalds <[email protected]>
Cc: LKML <[email protected]>,
	io-uring <[email protected]>,
	Kernel Hardening <[email protected]>,
	Linux Containers <[email protected]>,
	Linux-MM <[email protected]>,
	Andrew Morton <[email protected]>,
	Christian Brauner <[email protected]>,
	"Eric W . Biederman" <[email protected]>,
	Jann Horn <[email protected]>, Jens Axboe <[email protected]>,
	Kees Cook <[email protected]>,
	Oleg Nesterov <[email protected]>
Subject: Re: [PATCH v6 0/7] Count rlimits in each user namespace
Date: Mon, 22 Feb 2021 11:27:33 +0100	[thread overview]
Message-ID: <[email protected]> (raw)
In-Reply-To: <CAHk-=wjsmAXyYZs+QQFQtY=w-pOOSWoi-ukvoBVVjBnb+v3q7A@mail.gmail.com>

On Sun, Feb 21, 2021 at 02:20:00PM -0800, Linus Torvalds wrote:
> On Mon, Feb 15, 2021 at 4:42 AM Alexey Gladkov <[email protected]> wrote:
> >
> > These patches are for binding the rlimit counters to a user in user namespace.
> 
> So this is now version 6, but I think the kernel test robot keeps
> complaining about them causing KASAN issues.
> 
> The complaints seem to change, so I'm hoping they get fixed, but it
> does seem like every version there's a new one. Hmm?

First, KASAN found an unexpected bug in the second patch (Add a reference
to ucounts for each cred). Because I missed that creed_alloc_blank() is
used wider than I found.

Now KASAN has found problems in the RLIMIT_MEMLOCK which I believe I fixed
in v7.

-- 
Rgrds, legion


  reply	other threads:[~2021-02-22 10:28 UTC|newest]

Thread overview: 17+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-02-15 12:41 [PATCH v6 0/7] Count rlimits in each user namespace Alexey Gladkov
2021-02-15 12:41 ` [PATCH v6 1/7] Increase size of ucounts to atomic_long_t Alexey Gladkov
2021-02-15 12:41 ` [PATCH v6 2/7] Add a reference to ucounts for each cred Alexey Gladkov
2021-02-15 12:41 ` [PATCH v6 3/7] Reimplement RLIMIT_NPROC on top of ucounts Alexey Gladkov
2021-02-21 23:38   ` Jens Axboe
2021-02-22 10:11     ` Alexey Gladkov
2021-02-22 14:09       ` Jens Axboe
2021-02-15 12:41 ` [PATCH v6 4/7] Reimplement RLIMIT_MSGQUEUE " Alexey Gladkov
2021-02-15 12:41 ` [PATCH v6 5/7] Reimplement RLIMIT_SIGPENDING " Alexey Gladkov
2021-02-15 12:41 ` [PATCH v6 6/7] Reimplement RLIMIT_MEMLOCK " Alexey Gladkov
2021-02-15 15:09   ` kernel test robot
2021-02-15 17:49   ` kernel test robot
2021-02-16 11:12   ` [PATCH v7 " Alexey Gladkov
2021-02-15 12:41 ` [PATCH v6 7/7] kselftests: Add test to check for rlimit changes in different user namespaces Alexey Gladkov
2021-02-21 22:20 ` [PATCH v6 0/7] Count rlimits in each user namespace Linus Torvalds
2021-02-22 10:27   ` Alexey Gladkov [this message]
2021-02-23  5:30   ` Eric W. Biederman

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