21-Aug-2026 02:18:50: building syzkaller on 41d2fa6acff3c67933b109c27d013d1ad890115c... 21-Aug-2026 02:20:41: fetching kernel... 21-Aug-2026 02:20:43: 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 02:20:43: cleaning kernel... 21-Aug-2026 02:20:44: building kernel... 21-Aug-2026 02:23:47: 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 02:23:47: testing patch... 21-Aug-2026 02:28:53: reproduced crash: UBSAN: shift-out-of-bounds in exfat_fill_super