From: no-reply@sashiko.virtuozzo.com
To: khorenko@virtuozzo.com, ptikhomirov@virtuozzo.com,
Mirian Shilakadze <mirian.shilakadze@virtuozzo.com>
Cc: devel@openvz.org
Subject: Re: [Devel] [PATCH hci-8.1 1/6] ms/cgroup/dmem: fix NULL pointer dereference when setting max
Date: Sun, 1 Nov 2026 23:54:48 +0000 [thread overview]
Message-ID: <010701a1998981db-6f0ba682-b173-46b5-8bfa-0d9cdec7f147-000000@eu-central-1.amazonses.com> (raw)
In-Reply-To: <20261101235155.124059-2-mirian.shilakadze@virtuozzo.com>
> From: Chen Ridong <chenridong@huawei.com>
>
> An issue was triggered:
>
> BUG: kernel NULL pointer dereference, address: 0000000000000000
> #PF: supervisor read access in kernel mode
> #PF: error_code(0x0000) - not-present page
> PGD 0 P4D 0
> Oops: Oops: 0000 [#1] SMP NOPTI
> CPU: 15 UID: 0 PID: 658 Comm: bash Tainted: 6.19.0-rc6-next-2026012
> Tainted: [O]=OOT_MODULE
> Hardware name: QEMU Standard PC (i440FX + PIIX, 1996),
> RIP: 0010:strcmp+0x10/0x30
> RSP: 0018:ffffc900017f7dc0 EFLAGS: 00000246
> RAX: 0000000000000000 RBX: 0000000000000000 RCX: ffff888107cd4358
> [ ... ]
> Signed-off-by: Tejun Heo <tj@kernel.org>
> (cherry picked from commit 43151f812886be1855d2cba059f9c93e4729460b)
>
> https://virtuozzo.atlassian.net/browse/VSTOR-152813
> Signed-off-by: Mirian Shilakadze <mirian.shilakadze@virtuozzo.com>
Sashiko has reviewed this patch and found no issues. It looks great!
--
Sashiko AI review · https://sashiko.vzint.dev/#/patchset/20261101235155.124059-1-mirian.shilakadze@virtuozzo.com?part=1
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next prev parent reply other threads:[~2026-11-01 23:56 UTC|newest]
Thread overview: 13+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-11-01 23:51 [Devel] [PATCH hci-8.1 0/6] cgroup/dmem: backport fixes and apply a lower dmem.max at once Mirian Shilakadze
2026-11-01 23:51 ` [Devel] [PATCH hci-8.1 1/6] ms/cgroup/dmem: fix NULL pointer dereference when setting max Mirian Shilakadze
2026-11-01 23:54 ` no-reply [this message]
2026-11-01 23:51 ` [Devel] [PATCH hci-8.1 2/6] ms/cgroup/dmem: avoid rcu warning when unregister region Mirian Shilakadze
2026-11-01 23:55 ` no-reply
2026-11-01 23:51 ` [Devel] [PATCH hci-8.1 3/6] ms/cgroup/dmem: avoid pool UAF Mirian Shilakadze
2026-11-01 23:56 ` no-reply
2026-11-01 23:51 ` [Devel] [PATCH hci-8.1 4/6] ms/cgroup/dmem: Return -ENOMEM on failed pool preallocation Mirian Shilakadze
2026-11-01 23:55 ` no-reply
2026-11-01 23:51 ` [Devel] [PATCH hci-8.1 5/6] ms/drm/ttm: Convert -EAGAIN from dmem_cgroup_try_charge to -ENOSPC Mirian Shilakadze
2026-11-01 23:56 ` no-reply
2026-11-01 23:51 ` [Devel] [PATCH hci-8.1 6/6] ms/cgroup/dmem: Add reclaim callback for lowering max below current usage Mirian Shilakadze
2026-11-01 23:57 ` no-reply
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