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Ross Burton wrote: > CAUTION: This email comes from a non Wind River email account! > Do not click links or open attachments unless you recognize the sender and know the content is safe. > > On 18 Dec 2025, at 13:48, Daniel Dragomir wrote: >> >> >> >> On 12/18/25 13:46, Paul Barker wrote: >>> On Thu, 2025-12-18 at 11:34 +0000, Paul Barker wrote: >>>> On Thu, 2025-12-18 at 12:15 +0200, Dragomir, Daniel via >>>> lists.openembedded.org wrote: >>>>> When wic is used in standalone mode, it relies on host tools such as >>>>> debugfs. For directory host->image copies into ext* partitions, wic >>>>> uses scripted debugfs "-f" input with multiple mkdir/write commands. >>>>> >>>>> Older host debugfs versions (< 1.47) may behave unreliably in this >>>>> mode and can silently miss files. This does not affect builds using >>>>> debugfs from OE where the version is known to be sufficiently new. >>>>> >>>>> Add a debugfs version check and emit a warning when an older host >>>>> debugfs is detected. The warning is shown once per run and does not >>>>> alter execution. >>>> >>>> If the risk here is silently missing files, resulting in a corrupted >>>> rootfs or worse, I think this should be a hard error. >>>> >>>> Consider the case where someone relies on a device having a firewall >>>> enabled, but /etc/nftables.conf is silently missed during construction >>>> of the rootfs ext4 image. That could result in all ports being open. >> >> This failure can only occur when copying directories into an already >> created WIC image with an ext* partition. It does not affect image or >> rootfs construction. >> >> My understanding is that `wic cp` is a post-creation image manipulation >> tool and is not used during rootfs generation or WIC image creation. >> It is intended solely for modifying an existing WIC image without >> mounting it. > > Which can be done by people in production, so I agree with Paul: this should be a fatal error, not a warning. > > Ross Understood. I'll send a new version of the patch with error instead warning. Daniel