14-Sep-2026 03:04:44: building syzkaller on ef5d53ed7e3c7d30481a88301f680e37a5cc4775... 14-Sep-2026 03:16:25: fetching kernel... 14-Sep-2026 03:16:27: checked out kernel commit 5bfe2b8c1439354d25dc5b1779cd0bb75bb90a7f ("Revert \"mmc: sdhci: make tuning_err a signed int\"", 2026-09-11 15:56:56 +0000 UTC) 14-Sep-2026 03:16:27: cleaning kernel... 14-Sep-2026 03:36:52: building kernel... 14-Sep-2026 03:46:58: kernel built successfully with compiler Debian clang version 22.1.8 (++20260613092233+e80beda6e255-1~exp1~20260613092250.77), Debian LLD 22.1.8 14-Sep-2026 03:46:58: testing patch... 14-Sep-2026 03:54:38: reproduced crash: kernel BUG in ext4_write_inline_data_end