18-Oct-2026 13:21:38: building syzkaller on f5cdae2fbf44157793bd7f30a8c2f6f1b9866e4a... 18-Oct-2026 13:26:24: fetching kernel... 18-Oct-2026 13:26:26: checked out kernel commit 48e3cd973485465613da6d71fa17139773546573 ("BACKPORT: FROMGIT: fuse: Forward vfs_fadvise to backing_file in passthrough mode", 2026-10-16 16:20:39 -0700 -0700) 18-Oct-2026 13:26:26: cleaning kernel... 18-Oct-2026 13:26:27: building kernel... 18-Oct-2026 13:29:40: kernel built successfully with compiler Debian clang version 22.1.8 (1~deb13u4), Debian LLD 22.1.8 18-Oct-2026 13:29:40: testing patch... 18-Oct-2026 13:43:23: reproduced crash: KASAN: invalid-free in f_uac2_opts_p_srate_store