12-Sep-2026 15:11:43: building syzkaller on 359b2492fb73a5bf44731ae260190a27e877d5ca...
12-Sep-2026 15:12:06: fetching kernel...
12-Sep-2026 15:12:08: checked out kernel commit 5bfe2b8c1439354d25dc5b1779cd0bb75bb90a7f ("Revert \"mmc: sdhci: make tuning_err a signed int\"", 2026-09-11 15:56:56 +0000 UTC)
12-Sep-2026 15:12:08: cleaning kernel...
12-Sep-2026 15:12:09: building kernel...
12-Sep-2026 15:15:16: kernel built successfully with compiler Debian clang version 22.1.8 (++20260613092233+e80beda6e255-1~exp1~20260613092250.77), Debian LLD 22.1.8
12-Sep-2026 15:15:16: testing patch...
12-Sep-2026 15:27:24: reproduced crash: KASAN: use-after-free Read in check_tty_count