11-Sep-2026 22:36:49: building syzkaller on 924768299f97ac88b84f09eb979919305c8af5bb...
11-Sep-2026 22:57:57: fetching kernel...
11-Sep-2026 22:58:05: checked out kernel commit 0996e0926f6b4d6123e1b94407d726bc9810248e ("Linux 5.15.220", 2026-09-02 14:27:29 +0200 +0200)
11-Sep-2026 22:58:05: cleaning kernel...
11-Sep-2026 23:11:52: building kernel...
11-Sep-2026 23:19:48: kernel built successfully with compiler Debian clang version 22.1.8 (++20260613092233+e80beda6e255-1~exp1~20260613092250.77), Debian LLD 22.1.8
11-Sep-2026 23:19:48: testing patch...
11-Sep-2026 23:24:48: reproduced crash: UBSAN: shift-out-of-bounds in befs_check_sb