19-Sep-2026 17:45:54: building syzkaller on 68da6d951a345757b69b764ceb8dda1e9d65b038... 19-Sep-2026 17:46:25: fetching kernel... 19-Sep-2026 17:46:28: checked out kernel commit 40288c9206c17eb66a603262e06a58d300d0f279 ("Merge tag 'drm-fixes-2026-09-19' of https://gitlab.freedesktop.org/drm/kernel", 2026-09-18 16:37:37 -0700 -0700) 19-Sep-2026 17:46:28: cleaning kernel... 19-Sep-2026 17:46:29: building kernel... 19-Sep-2026 17:55:23: kernel built successfully with compiler Debian clang version 22.1.8 (++20260613092233+e80beda6e255-1~exp1~20260613092250.77), Debian LLD 22.1.8 19-Sep-2026 17:55:23: testing patch... 19-Sep-2026 18:04:32: reproduced crash: KASAN: use-after-free Read in copy_folio_from_iter_atomic