Date: Thu, 16 Apr 2026 00:15:13 +0000 From: Shawn Webb <shawn.webb@hardenedbsd.org> To: Michael Tuexen <tuexen@FreeBSD.org> Cc: freebsd-current@freebsd.org Subject: Re: LRO Kernel Panic on Hyper-V VM Message-ID: <ar4wbc4nkmgogwp6akm2acjzomh3si4zybetkaqpwt5y4q2kfn@vqy7y7dybqv5> In-Reply-To: <F187DF29-735F-4299-B118-F2D50A78911E@FreeBSD.org> References: <xyi67cvnu3hpk5imd4n4e4j2jjtk2xgvbtuwaa76wrs4h4p5am@dnjvime5rjmx> <58C7670B-6D2A-402B-BBB8-865D652B9B08@FreeBSD.org> <F187DF29-735F-4299-B118-F2D50A78911E@FreeBSD.org>
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[-- Attachment #1 --] On Wed, Apr 15, 2026 at 10:37:08PM +0200, Michael Tuexen wrote: > > On 15. Apr 2026, at 22:12, Michael Tuexen <tuexen@freebsd.org> wrote: > > > >> On 15. Apr 2026, at 21:32, Shawn Webb <shawn.webb@hardenedbsd.org> wrote: > >> > >> Hey all, > >> > >> I've updated one of my Hyper-V VMs earlier today against an up-to-date > >> source tree. I've noticed quite a few networking-related changes in > >> FreeBSD on 16-CURRENT and I suspect (at least) one of those changes is > >> problematic. > >> > >> I'm not at all well-versed in the networking code, so I'm unsure > >> what's going on. > >> > >> I've uploaded a core.txt dump: > >> https://hardenedbsd.org/~shawn/2026-04-15_lro-panic-r01.txt > > Thanks. The problem is that the vnet is not set correctly. > > > > This should fix it: > > https://reviews.freebsd.org/D56420 > The fix has been committed: > https://cgit.FreeBSD.org/src/commit/?id=2d13620c6e1be7f8136095f648a6b824158d0941 <https://cgit.freebsd.org/src/commit/?id=2d13620c6e1be7f8136095f648a6b824158d0941>; > > Thanks for reporting the issue! Thanks a bunch for the quick fix! My Hyper-V VM is happy once again. -- Shawn Webb Cofounder / Security Engineer HardenedBSD Signal Username: shawn_webb.74 Tor-ified Signal: +1 303-901-1600 / shawn_webb_opsec.50 https://git.hardenedbsd.org/hardenedbsd/pubkeys/-/raw/master/Shawn_Webb/03A4CBEBB82EA5A67D9F3853FF2E67A277F8E1FA.pub.asc [-- Attachment #2 --] -----BEGIN PGP SIGNATURE----- iQIzBAABCAAdFiEEA6TL67gupaZ9nzhT/y5nonf44foFAmngKgoACgkQ/y5nonf4 4fpiuA/+JX6qrzFcBEKAVwNq8fBJYqMA1hidARyRp4s7I6ahMCr8t60DoVIya3+A fQyjB/veVaVzL4xgF0/Utp/l2Dx8as39PVQ0DTh1CBj8q4mvbg1YPKdmm812Komq eyu6MH4H7wE7/I92yX9XKaMGg4eV8bl07h1NcS6VCjKaWFhGVuVYDJlYYGSPKITx mnH0uA7/P0T6BzUFW0b5lAQXZz/Ln6LmVvLaYHZMi1WIG7bMfW5b0LYI8DWwZqT5 upNqcCckSg37NY0fIzHkYm14G6Y2bdbvZAbMkefPNf0Uas99RUJ4aMeI/WP7XZdK +EYnb/QRVvS2YC4gWauA/xN0v2JRKwS9he8BW0WVpLaYrROLvxiyw2ReOD6VTOKn vYMrHiK8AXYK4U7M4Tjf4LkECqw7oUNyBQY1HpmGwM1DYpGffu8hEspqsRUwo5Gg eatqhx9Tp2FEiyoWWiqY8Eq22Domfgzf9Rz3+RdYRIz2GusbeVzwvkKYdXMoT/NP k0yXKNrhxo9lNzilruWcIekKPvYgCMCFLcKwnSgBwY6hB7te2DVUKh3l+bSqkSv8 yonfcLyWOnx1L6msUjrcmBoioDaH7vCjf99BNA4MahzLNsK8vgUDPVvRiTaJvm2E J3ZAgz8EvcBALcCTDJ/WbgYaoyyxtyDTp3jBLDX/O+fTcF2fz3Q= =YgE7 -----END PGP SIGNATURE-----home | help
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