Date: Wed, 30 Aug 2023 12:22:48 +0300 From: Dmitry Chagin <dchagin@freebsd.org> To: current@freebsd.org Subject: Re: Possible issue with linux xattr support? Message-ID: <ZO8KaKBwliVeGdVG@heemeyer.club> In-Reply-To: <wp767un2xqnfmmox7uxrl3arrr3mzhccze7okk6zcmc4qnr2xj@kgjyjpezyfy6> References: <EA27BAE1-C687-47F9-BB6D-B72A85A5CA8D@cschubert.com> <elx6cvceobzgw66fskkfhhicsdpsur5xaktluu5tk7m7p4qwno@s7qmm4kyuvag> <ZOzD9noXVrslppot@heemeyer.club> <smfbmu35sxh2f3hu5nrpdwb355trlucd2bbp4ag5ke7v3zf3il@s3ua2x4i3nzj> <ZO4En1UJqcr4GGiw@heemeyer.club> <uvavvxn7vgjhf5fswoxcawuolvviq2idedxyt4fe6vtjlewsex@aqssespkdh4e> <ZO409dM4Ws7x_yuM@heemeyer.club> <g5lcvxsnjppbfchdtiufwxcbx7au2dbv2wkxwf5pqp66mo547b@vouujjivkgox> <ZO8EfRnfbF4ixn_L@heemeyer.club> <wp767un2xqnfmmox7uxrl3arrr3mzhccze7okk6zcmc4qnr2xj@kgjyjpezyfy6>
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On Wed, Aug 30, 2023 at 11:20:39AM +0200, Felix Palmen wrote: > * Dmitry Chagin <dchagin@freebsd.org> [20230830 11:57]: > > On Tue, Aug 29, 2023 at 08:58:13PM +0200, Felix Palmen wrote: > > > Thanks again for quickly fixing this! Can this still make 14.0-RELEASE? > > > > > I think yes, thanks for testing, I revised the error handling and made > > it more precise, can you test new patch in your environment. > > > > https://people.freebsd.org/~dchagin/xattr.patch > > Great, thanks! I see you now chose to add a jail option, certainly the > cleanest solution. > > Will test later today. Just to make sure I have the correct expectation > about the behavior with the new patch applied: > > * Unprivileged user will get ENOTSUP when trying to access the system > namespace (regardless of the new jail setting), so GNU tools like e.g. > coreutils install should "just work". ENOTSUP or ENODATA (getxattr) > * Root will get either ENOTSUP, or a fully working access to system.* > with the new jail setting enabled. > > Are these assumptions correct? > yes
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