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From: sashiko-bot@kernel.org
To: "Christian Brauner" <brauner@kernel.org>
Cc: linux-security-module@vger.kernel.org, selinux@vger.kernel.org,
	linux-s390@vger.kernel.org, linux-usb@vger.kernel.org,
	"Heiko Carstens" <hca@linux.ibm.com>,
	"Vasily Gorbik" <gor@linux.ibm.com>,
	"Alexander Gordeev" <agordeev@linux.ibm.com>,
	"Christian Borntraeger" <borntraeger@linux.ibm.com>,
	"Mark Fasheh" <mark@fasheh.com>,
	"Joel Becker" <jlbec@evilplan.org>,
	"Joseph Qi" <joseph.qi@linux.alibaba.com>
Subject: Re: [PATCH RFC 15/41] tracefs: use fc_init_pseudo()
Date: Tue, 10 Nov 2026 09:24:27 +0000	[thread overview]
Message-ID: <sashiko-outbox-206730@kernel.org> (raw)
In-Reply-To: <20261110-work-loop-pseudo-v1-15-4c998976c6c7@kernel.org>

> Initialize tracefs as a pseudo filesystem. This raises SB_I_PSEUDO and
> also SB_I_NOEXEC and SB_I_NODEV. tracefs never holds executables or
> device nodes.
> 
> SB_I_NOEXEC also refuses PROT_EXEC mappings. The only tracefs files
> that can be mapped are the ring buffers and __rb_map_vma() refuses
> VM_EXEC already.
> 
> Signed-off-by: Christian Brauner (Amutable) <brauner@kernel.org>

Sashiko has reviewed this patch and found no issues.

-- 
Sashiko AI review · https://sashiko.dev/#/patchset/20261110-work-loop-pseudo-v1-0-4c998976c6c7@kernel.org?part=15


  reply	other threads:[~2026-11-10  9:24 UTC|newest]

Thread overview: 113+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2026-11-10  9:14 [PATCH RFC 00/41] fs: don't use pseudo filesystem files as storage Christian Brauner
2026-11-10  9:14 ` [PATCH RFC 01/41] loop: refuse backing files that aren't open for reading Christian Brauner
2026-11-10  9:27   ` sashiko-bot
2026-11-10 12:53   ` Jan Kara
2026-11-11 14:55   ` Christoph Hellwig
2026-11-10  9:14 ` [PATCH RFC 02/41] nvmet: check that the file backend supports ->{read,write}_iter Christian Brauner
2026-11-10  9:23   ` sashiko-bot
2026-11-10 12:53   ` Jan Kara
2026-11-11 14:56   ` Christoph Hellwig
2026-11-10  9:14 ` [PATCH RFC 03/41] target: fileio: check that the backing file " Christian Brauner
2026-11-10  9:24   ` sashiko-bot
2026-11-10 12:54   ` Jan Kara
2026-11-11 14:56   ` Christoph Hellwig
2026-11-10  9:14 ` [PATCH RFC 04/41] fs: add SB_I_PSEUDO Christian Brauner
2026-11-10  9:24   ` sashiko-bot
2026-11-10 12:55   ` Jan Kara
2026-11-11 15:04   ` Christoph Hellwig
2026-11-10  9:14 ` [PATCH RFC 05/41] kernfs: use fc_init_pseudo() Christian Brauner
2026-11-10  9:25   ` sashiko-bot
2026-11-10 12:56   ` Jan Kara
2026-11-11 15:04   ` Christoph Hellwig
2026-11-10  9:14 ` [PATCH RFC 06/41] proc: " Christian Brauner
2026-11-10  9:25   ` sashiko-bot
2026-11-10 12:56   ` Jan Kara
2026-11-11 15:04   ` Christoph Hellwig
2026-11-10  9:14 ` [PATCH RFC 07/41] binfmt_misc: " Christian Brauner
2026-11-10  9:24   ` sashiko-bot
2026-11-10 12:56   ` Jan Kara
2026-11-10  9:14 ` [PATCH RFC 08/41] mqueue: " Christian Brauner
2026-11-10  9:26   ` sashiko-bot
2026-11-11 15:05   ` Christoph Hellwig
2026-11-10  9:14 ` [PATCH RFC 09/41] bpf: use fc_init_pseudo() for bpffs Christian Brauner
2026-11-10  9:24   ` sashiko-bot
2026-11-11 15:05   ` Christoph Hellwig
2026-11-10  9:14 ` [PATCH RFC 10/41] nullfs: use fc_init_pseudo() Christian Brauner
2026-11-10  9:23   ` sashiko-bot
2026-11-10 12:57   ` Jan Kara
2026-11-11 15:05   ` Christoph Hellwig
2026-11-10  9:14 ` [PATCH RFC 11/41] failfs: " Christian Brauner
2026-11-10  9:23   ` sashiko-bot
2026-11-10 12:57   ` Jan Kara
2026-11-11 15:05   ` Christoph Hellwig
2026-11-10  9:14 ` [PATCH RFC 12/41] rust_binderfs: " Christian Brauner
2026-11-10  9:27   ` sashiko-bot
2026-11-10  9:14 ` [PATCH RFC 13/41] devpts: " Christian Brauner
2026-11-10  9:24   ` sashiko-bot
2026-11-10  9:14 ` [PATCH RFC 14/41] debugfs: " Christian Brauner
2026-11-10  9:24   ` sashiko-bot
2026-11-10 12:59   ` Jan Kara
2026-11-10  9:14 ` [PATCH RFC 15/41] tracefs: " Christian Brauner
2026-11-10  9:24   ` sashiko-bot [this message]
2026-11-10  9:14 ` [PATCH RFC 16/41] configfs: " Christian Brauner
2026-11-10  9:24   ` sashiko-bot
2026-11-10 12:59   ` Jan Kara
2026-11-11  9:46   ` Breno Leitao
2026-11-10  9:14 ` [PATCH RFC 17/41] securityfs: " Christian Brauner
2026-11-10  9:27   ` sashiko-bot
2026-11-10  9:14 ` [PATCH RFC 18/41] selinux: use fc_init_pseudo() for selinuxfs Christian Brauner
2026-11-10  9:26   ` sashiko-bot
2026-11-10  9:14 ` [PATCH RFC 19/41] smack: use fc_init_pseudo() for smackfs Christian Brauner
2026-11-10  9:24   ` sashiko-bot
2026-11-10  9:14 ` [PATCH RFC 20/41] apparmor: use fc_init_pseudo() for apparmorfs Christian Brauner
2026-11-10  9:26   ` sashiko-bot
2026-11-10  9:14 ` [PATCH RFC 21/41] nfsd: use fc_init_pseudo() Christian Brauner
2026-11-10  9:25   ` sashiko-bot
2026-11-10 14:55   ` Chuck Lever
2026-11-10  9:14 ` [PATCH RFC 22/41] sunrpc: use fc_init_pseudo() for rpc_pipefs Christian Brauner
2026-11-10  9:25   ` sashiko-bot
2026-11-10  9:14 ` [PATCH RFC 23/41] fuse: use fc_init_pseudo() for fusectl Christian Brauner
2026-11-10  9:25   ` sashiko-bot
2026-11-10  9:14 ` [PATCH RFC 24/41] efivarfs: use fc_init_pseudo() Christian Brauner
2026-11-10  9:25   ` sashiko-bot
2026-11-10  9:14 ` [PATCH RFC 25/41] pstore: " Christian Brauner
2026-11-10  9:26   ` sashiko-bot
2026-11-10  9:14 ` [PATCH RFC 26/41] xenfs: " Christian Brauner
2026-11-10  9:26   ` sashiko-bot
2026-11-10  9:14 ` [PATCH RFC 27/41] openpromfs: " Christian Brauner
2026-11-10  9:26   ` sashiko-bot
2026-11-10  9:14 ` [PATCH RFC 28/41] ocfs2: use fc_init_pseudo() for dlmfs Christian Brauner
2026-11-10  9:26   ` sashiko-bot
2026-11-10 13:01   ` Jan Kara
2026-11-10  9:14 ` [PATCH RFC 29/41] s390/hypfs: use fc_init_pseudo() Christian Brauner
2026-11-10  9:26   ` sashiko-bot
2026-11-10  9:14 ` [PATCH RFC 30/41] powerpc/spufs: " Christian Brauner
2026-11-10  9:31   ` sashiko-bot
2026-11-10  9:14 ` [PATCH RFC 31/41] usb: gadget: f_fs: " Christian Brauner
2026-11-10  9:26   ` sashiko-bot
2026-11-10  9:14 ` [PATCH RFC 32/41] usb: gadget: gadgetfs: " Christian Brauner
2026-11-10  9:27   ` sashiko-bot
2026-11-10  9:14 ` [PATCH RFC 33/41] fs: add file_is_pseudo() Christian Brauner
2026-11-10  9:29   ` sashiko-bot
2026-11-10 13:02   ` Jan Kara
2026-11-10  9:14 ` [PATCH RFC 34/41] loop: refuse files on pseudo filesystems as backing files Christian Brauner
2026-11-10  9:33   ` sashiko-bot
2026-11-10 13:03   ` Jan Kara
2026-11-10  9:14 ` [PATCH RFC 35/41] zloop: refuse zone files on pseudo filesystems Christian Brauner
2026-11-10  9:36   ` sashiko-bot
2026-11-10  9:14 ` [PATCH RFC 36/41] nvmet: refuse files on pseudo filesystems as namespace backing files Christian Brauner
2026-11-10  9:31   ` sashiko-bot
2026-11-10 15:07   ` Bui Nguyen Nhu Quynh
2026-11-10  9:14 ` [PATCH RFC 37/41] target: fileio: refuse files on pseudo filesystems as " Christian Brauner
2026-11-10  9:33   ` sashiko-bot
2026-11-10  9:14 ` [PATCH RFC 38/41] fuse: refuse files on pseudo filesystems as passthrough " Christian Brauner
2026-11-10  9:28   ` sashiko-bot
2026-11-10 10:14   ` Amir Goldstein
2026-11-11 15:12   ` Christoph Hellwig
2026-11-10  9:14 ` [PATCH RFC 39/41] usb: gadget: f_mass_storage: refuse files on pseudo filesystems Christian Brauner
2026-11-10  9:28   ` sashiko-bot
2026-11-10  9:14 ` [PATCH RFC 40/41] erofs: refuse files on pseudo filesystems as backing files Christian Brauner
2026-11-10  9:29   ` sashiko-bot
2026-11-10 20:45   ` Gao Xiang
2026-11-10  9:14 ` [PATCH RFC 41/41] selftests/filesystems: add backing file tests for pseudo files Christian Brauner
2026-11-10  9:29   ` sashiko-bot

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