From: Keith Busch <kbusch@kernel.org>
To: Chao Shi <coshi036@gmail.com>
Cc: Jens Axboe <axboe@kernel.dk>, Christoph Hellwig <hch@lst.de>,
Sagi Grimberg <sagi@grimberg.me>,
linux-nvme@lists.infradead.org, linux-kernel@vger.kernel.org,
Sungwoo Kim <iam@sung-woo.kim>, Dave Tian <daveti@purdue.edu>,
Weidong Zhu <weizhu@fiu.edu>
Subject: Re: [PATCH] nvme: reject completions for requests that are not in flight
Date: Wed, 27 May 2026 09:00:17 -0600 [thread overview]
Message-ID: <ahcHAT6Mj3d2Jrqq@kbusch-mbp> (raw)
In-Reply-To: <20260522153034.2168862-1-coshi036@gmail.com>
On Fri, May 22, 2026 at 11:30:34AM -0400, Chao Shi wrote:
> Oops: general protection fault ... KASAN: null-ptr-deref
> RIP: blk_mq_complete_request_remote+0xe5/0xa80 block/blk-mq.c:1319
> nvme_handle_cqe drivers/nvme/host/pci.c:1418 [inline]
> nvme_poll_cq drivers/nvme/host/pci.c:1449
> nvme_irq drivers/nvme/host/pci.c:1463
This scenario doesn't sound specific to nvme. Should blk-mq completion
check for the IN_FLIGHT state instead?
prev parent reply other threads:[~2026-05-27 15:00 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-05-22 15:30 [PATCH] nvme: reject completions for requests that are not in flight Chao Shi
2026-05-25 20:27 ` Chao S
2026-05-27 14:19 ` Christoph Hellwig
2026-05-27 15:02 ` Jens Axboe
2026-05-27 15:00 ` Keith Busch [this message]
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