From: Konstantin Khorenko <khorenko@virtuozzo.com>
To: andrey.zhadchenko@virtuozzo.com, "Denis V. Lunev" <den@openvz.org>
Cc: devel@openvz.org
Subject: Re: [Devel] [PATCH hci-8.1 0/2] dm-zero-rq: fix a crash on a flush after ploop release
Date: Thu, 29 Oct 2026 18:44:18 +0100 [thread overview]
Message-ID: <179329585881.1543419.13860946452290675417.b4-ty@b4> (raw)
In-Reply-To: <20261028123130.2828357-1-den@openvz.org>
On Wed, 28 Oct 2026 13:31:27 +0100, Denis V. Lunev wrote:
> dm-zero-rq: fix a crash on a flush after ploop release
>
> ploop releases a device by reloading it to the error target, and
> ploop_dmreload_zero() (VSTOR-146886) later reloads it to zero-rq while
> the file system on top is still mounted. A request queued against the previous table waits out
> the suspend and is dispatched to zero-rq on resume.
>
> [...]
Applied to branch-rh10-6.12.0-211.52.1.22.x.vz10-ovz, will be released in rh10-6.12.0-211.52.1.22.12.vz10, thanks!
[1/2] dm-zero-rq: fix a NULL dereference mapping a flush request
https://bitbucket.org/virtuozzocore/vzkernel.vzs/commits/715454eaf102
[2/2] dm-zero-rq: drop flushes, discards and write zeroes instead of failing them
https://bitbucket.org/virtuozzocore/vzkernel.vzs/commits/7196ed314486
--
Konstantin Khorenko,
Virtuozzo Linux Kernel Team
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prev parent reply other threads:[~2026-10-29 17:46 UTC|newest]
Thread overview: 9+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-10-28 12:31 Denis V. Lunev
2026-10-28 12:31 ` [Devel] [PATCH hci-8.1 1/2] dm-zero-rq: fix a NULL dereference mapping a flush request Denis V. Lunev
2026-10-28 12:34 ` no-reply
2026-10-28 12:31 ` [Devel] [PATCH hci-8.1 2/2] dm-zero-rq: drop flushes, discards and write zeroes instead of failing them Denis V. Lunev
2026-10-28 12:34 ` no-reply
2026-10-29 17:40 ` Konstantin Khorenko
2026-10-28 12:44 ` [Devel] [PATCH hci-8.1 0/2] dm-zero-rq: fix a crash on a flush after ploop release Andrey Zhadchenko
2026-10-29 17:40 ` Konstantin Khorenko
2026-10-29 17:44 ` Konstantin Khorenko [this message]
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