21-Aug-2026 02:03:02: building syzkaller on 43249bac5ea7329293dfc606828db9cdec2cb392... 21-Aug-2026 02:04:32: fetching kernel... 21-Aug-2026 02:04:34: checked out kernel commit dd960aad97f09a7e8bf0e92de8d2f2d061201e8b ("Merge e6d5d59881f5 (\"i2c: core: fix irq domain leak on adapter registration failure\") into android13-5.15-lts", 2026-08-19 10:22:51 +0000 UTC) 21-Aug-2026 02:04:34: cleaning kernel... 21-Aug-2026 02:04:35: building kernel... 21-Aug-2026 02:07:31: kernel built successfully with compiler Debian clang version 22.1.8 (++20260613092233+e80beda6e255-1~exp1~20260613092250.77), Debian LLD 22.1.8 21-Aug-2026 02:07:31: testing patch... 21-Aug-2026 02:18:34: reproduced crash: UBSAN: shift-out-of-bounds in exfat_fill_super