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From: David Howells <dhowells@redhat.com>
To: Tariq Toukan <ttoukan.linux@gmail.com>
Cc: dhowells@redhat.com, netdev@vger.kernel.org,
	"David S. Miller" <davem@davemloft.net>,
	Eric Dumazet <edumazet@google.com>,
	Jakub Kicinski <kuba@kernel.org>, Paolo Abeni <pabeni@redhat.com>,
	Willem de Bruijn <willemdebruijn.kernel@gmail.com>,
	David Ahern <dsahern@kernel.org>,
	Matthew Wilcox <willy@infradead.org>,
	Al Viro <viro@zeniv.linux.org.uk>,
	Christoph Hellwig <hch@infradead.org>,
	Jens Axboe <axboe@kernel.dk>, Jeff Layton <jlayton@kernel.org>,
	Christian Brauner <brauner@kernel.org>,
	Chuck Lever III <chuck.lever@oracle.com>,
	Linus Torvalds <torvalds@linux-foundation.org>,
	linux-fsdevel@vger.kernel.org, linux-kernel@vger.kernel.org,
	linux-mm@kvack.org, Boris Pismenny <borisp@nvidia.com>,
	John Fastabend <john.fastabend@gmail.com>,
	Gal Pressman <gal@nvidia.com>,
	ranro@nvidia.com, samiram@nvidia.com, drort@nvidia.com,
	Tariq Toukan <tariqt@nvidia.com>
Subject: Re: [PATCH net-next v10 08/16] tls: Inline do_tcp_sendpages()
Date: Tue, 27 Jun 2023 17:55:49 +0100	[thread overview]
Message-ID: <3280197.1687884949@warthog.procyon.org.uk> (raw)
In-Reply-To: <7337a904-231d-201d-397a-7bbe7cae929f@gmail.com>

Tariq Toukan <ttoukan.linux@gmail.com> wrote:

> WARNING: CPU: 2 PID: 93427 at net/core/skbuff.c:7013

Is that this line for you:

			} else if (WARN_ON_ONCE(!sendpage_ok(page))) {

If so, it's not slab data, but we've got a page with a 0 refcount from
somewhere.

David


  parent reply	other threads:[~2023-06-27 16:56 UTC|newest]

Thread overview: 43+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2023-05-22 12:11 [PATCH net-next v10 00/16] splice, net: Replace sendpage with sendmsg(MSG_SPLICE_PAGES), part 1 David Howells
2023-05-22 12:11 ` [PATCH net-next v10 01/16] net: Declare MSG_SPLICE_PAGES internal sendmsg() flag David Howells
2023-05-22 12:11 ` [PATCH net-next v10 02/16] net: Pass max frags into skb_append_pagefrags() David Howells
2023-05-22 12:11 ` [PATCH net-next v10 03/16] net: Add a function to splice pages into an skbuff for MSG_SPLICE_PAGES David Howells
2023-05-24 12:24   ` Yunsheng Lin
2023-05-24 13:21   ` David Howells
2023-05-22 12:11 ` [PATCH net-next v10 04/16] tcp: Support MSG_SPLICE_PAGES David Howells
2023-05-22 12:11 ` [PATCH net-next v10 05/16] tcp: Convert do_tcp_sendpages() to use MSG_SPLICE_PAGES David Howells
2023-05-22 12:11 ` [PATCH net-next v10 06/16] tcp_bpf: Inline do_tcp_sendpages as it's now a wrapper around tcp_sendmsg David Howells
2023-05-22 12:11 ` [PATCH net-next v10 07/16] espintcp: Inline do_tcp_sendpages() David Howells
2023-05-22 12:11 ` [PATCH net-next v10 08/16] tls: " David Howells
2023-06-07 14:17   ` Tariq Toukan
2023-06-07 15:03   ` David Howells
2023-06-13 11:15     ` Tariq Toukan
2023-06-19  8:23       ` Tariq Toukan
2023-06-19  9:35       ` David Howells
2023-06-27 16:49         ` Tariq Toukan
2023-06-30 17:21           ` Jakub Kicinski
2023-07-04 20:06             ` Tariq Toukan
2023-07-05 16:19               ` Jakub Kicinski
2023-07-23  6:35                 ` Tariq Toukan
2023-07-26  0:30                   ` Jakub Kicinski
2023-07-26 19:20                     ` Tariq Toukan
2023-07-26 20:08                       ` Jakub Kicinski
2023-08-03 11:52                         ` Tariq Toukan
2023-08-03 11:47                     ` Tariq Toukan
2023-08-04  3:12                       ` Jakub Kicinski
2023-08-08  7:29                         ` Tariq Toukan
2023-07-26 10:51                 ` David Howells
2023-07-26 11:43                   ` Tariq Toukan
2023-07-26 14:57                     ` Jakub Kicinski
2023-08-10 13:07             ` David Howells
2023-06-27 16:55         ` David Howells [this message]
2023-06-27 17:06         ` David Howells
2023-05-22 12:11 ` [PATCH net-next v10 09/16] siw: " David Howells
2023-05-22 12:11 ` [PATCH net-next v10 10/16] tcp: Fold do_tcp_sendpages() into tcp_sendpage_locked() David Howells
2023-05-22 12:11 ` [PATCH net-next v10 11/16] ip, udp: Support MSG_SPLICE_PAGES David Howells
2023-05-22 12:11 ` [PATCH net-next v10 12/16] ip6, udp6: " David Howells
2023-05-22 12:11 ` [PATCH net-next v10 13/16] udp: Convert udp_sendpage() to use MSG_SPLICE_PAGES David Howells
2023-05-22 12:11 ` [PATCH net-next v10 14/16] ip: Remove ip_append_page() David Howells
2023-05-22 12:11 ` [PATCH net-next v10 15/16] af_unix: Support MSG_SPLICE_PAGES David Howells
2023-05-22 12:11 ` [PATCH net-next v10 16/16] unix: Convert unix_stream_sendpage() to use MSG_SPLICE_PAGES David Howells
2023-05-24  4:20 ` [PATCH net-next v10 00/16] splice, net: Replace sendpage with sendmsg(MSG_SPLICE_PAGES), part 1 patchwork-bot+netdevbpf

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