12-Oct-2026 17:15:13: building syzkaller on 67c375600e44473aafff4ce6ff7abb90e4f4fff4...
12-Oct-2026 17:15:29: fetching kernel...
12-Oct-2026 17:15:31: checked out kernel commit a051a4bf909f76f470ccb3761ee0cf6e2395616e ("Linux 5.15.222", 2026-10-03 12:26:49 +0200 +0200)
12-Oct-2026 17:15:31: cleaning kernel...
12-Oct-2026 17:15:31: building kernel...
12-Oct-2026 17:21:54: kernel built successfully with compiler Debian clang version 22.1.8 (++20260613092233+e80beda6e255-1~exp1~20260613092250.77), Debian LLD 22.1.8
12-Oct-2026 17:21:54: testing patch...
12-Oct-2026 17:28:32: reproduced crash: UBSAN: shift-out-of-bounds in exfat_fill_super