19-Sep-2026 06:26:11: building syzkaller on 302586aac8eb2d97d48f9f3562b98d4c182e75d0... 19-Sep-2026 06:26:34: fetching kernel... 19-Sep-2026 06:26:36: checked out kernel commit 5bfe2b8c1439354d25dc5b1779cd0bb75bb90a7f ("Revert \"mmc: sdhci: make tuning_err a signed int\"", 2026-09-11 15:56:56 +0000 UTC) 19-Sep-2026 06:26:36: cleaning kernel... 19-Sep-2026 06:26:37: building kernel... 19-Sep-2026 06:29:34: 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 06:29:34: testing patch... 19-Sep-2026 06:40:48: reproduced crash: KASAN: use-after-free Read in ext4_get_inode_usage