On Sat, Mar 28, 2026 at 11:52:48AM +0100, Thorsten Leemhuis wrote: > Matt, thx for the report. > > On 3/28/26 11:30, Matt Fagnani wrote: > > I could try to bisect. The commit > > e493c135980f90c20308d1a98f2e0d1223951e94 drm: Fix use-after-free on > > framebuffers and property blobs when calling drm_dev_unplug was included > > in 6.19.10 and changed drm_mode_config_cleanup https://git.kernel.org/ > > pub/scm/linux/kernel/git/stable/linux.git/commit/? > > h=linux-6.19.y&id=e493c135980f90c20308d1a98f2e0d1223951e94 > > Did a quick search. Turns out this is mainline commit 6bee098b914176 > ("drm: Fix use-after-free on framebuffers and property blobs when > calling drm_dev_unplug") -- and when searching for that (FWIW, this is > not widely known, but that is really helpful in case like this, as the > mainline commit id is way more relevant) is turns out that is in the > process of getting reverted: > > See https://lore.kernel.org/all/[email protected]/ > or 45ebe43ea00d6b ("Revert "drm: Fix use-after-free on framebuffers and > property blobs when calling drm_dev_unplug"") [next-20260327 > (pending-fixes)]. > > Sasha and Greg: you might want to make sure to pick this up.
When it shows up in a Linus-released kernel, can someone remind us? thanks, greg k-h
