02-Oct-2026 17:13:46: building syzkaller on 25905f5d0a2a7883bd33491997556193582c6059... 02-Oct-2026 18:04:56: fetching kernel... 02-Oct-2026 18:05:07: checked out kernel commit 5e0f8396d4805a3e7f753fa58c8c55f1f3cc2160 ("Merge tag 'hid-for-linus-2026100201' of git://git.kernel.org/pub/scm/linux/kernel/git/hid/hid", 2026-10-02 09:51:11 -0700 -0700) 02-Oct-2026 18:05:07: cleaning kernel... 02-Oct-2026 18:51:59: building kernel... 02-Oct-2026 19:40:18: kernel built successfully with compiler gcc (Debian 14.2.0-19) 14.2.0, GNU ld (GNU Binutils for Debian) 2.44 02-Oct-2026 19:40:18: testing patch... 02-Oct-2026 19:46:52: reproduced crash: UBSAN: shift-out-of-bounds in befs_check_sb