13-Sep-2026 11:50:07: building syzkaller on 62fb93a255739705450473a63391e4b93a0c5545... 13-Sep-2026 11:50:30: fetching kernel... 13-Sep-2026 11:50:32: checked out kernel commit 5bfe2b8c1439354d25dc5b1779cd0bb75bb90a7f ("Revert \"mmc: sdhci: make tuning_err a signed int\"", 2026-09-11 15:56:56 +0000 UTC) 13-Sep-2026 11:50:32: cleaning kernel... 13-Sep-2026 11:50:33: building kernel... 13-Sep-2026 11:53:30: kernel built successfully with compiler Debian clang version 22.1.8 (++20260613092233+e80beda6e255-1~exp1~20260613092250.77), Debian LLD 22.1.8 13-Sep-2026 11:53:30: testing patch... 13-Sep-2026 12:06:07: reproduced crash: KASAN: use-after-free Read in ext4_inlinedir_to_tree