asmadeus@xxxxxxxxxxxxx wrote on Mon, Aug 11, 2025 at 09:57:51AM +0900: > Also I haven't been able to reproduce it with a kernel I built myself/my > environment, but it reproduces reliably 99% of the times in the nixos > VM, so we're missing a last piece for a "simple" (non-nix) reproducer, > but I think it's good enough for me to dig into this; (okay, I got this to work wedging my kernel into the nixos initrd; this requires the iov to be built off non-contiguous pages and so having systemd thrash around was apparently a required step...) So that wasn't a 9p bug, I'm not sure if I should be happy or not? I've sent "proper-ish" patches at [1] which most concerned people should be in Cc; I'm fairly confident this will make the bug go away but any testing is appreciated, please reply to the patches with a Tested-by if you have time. [1] https://lkml.kernel.org/r/20250811-iot_iter_folio-v1-0-d9c223adf93c@xxxxxxxxxxxxx Thank you all again, and sorry I haven't had the time to look further into this without a clean reproducer, this really shouldn't have taken that long... -- Dominique Martinet | Asmadeus
