[Devel] [PATCH hci-8.1 0/2] dm-zero-rq: fix a crash on a flush after ploop release
Konstantin Khorenko
khorenko at virtuozzo.com
Thu Oct 29 20:40:32 MSK 2026
On Wed, 28 Oct 2026 13:31:27 +0100, Denis V. Lunev <den at openvz.org> 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.
>
> [...]
Reviewed-by: Konstantin Khorenko <khorenko at virtuozzo.com>
--
Konstantin Khorenko,
Virtuozzo Linux Kernel Team
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