29-Oct-2026 06:16:23: building syzkaller on cf1845599c0bdab59c69518eaa0ecb960ec7ddf0... 29-Oct-2026 06:16:31: fetching kernel... 29-Oct-2026 06:16:35: checked out kernel commit 792fbe1537d8daeca9bd1917e84078b5432aadc2 ("Linux 5.15.223", 2026-10-15 14:14:32 +0200 +0200) 29-Oct-2026 06:16:35: cleaning kernel... 29-Oct-2026 06:16:36: building kernel... 29-Oct-2026 06:23:43: kernel built successfully with compiler Debian clang version 22.1.8 (1~deb13u4), Debian LLD 22.1.8 29-Oct-2026 06:23:43: testing patch... 29-Oct-2026 06:28:34: reproduced crash: BUG: unable to handle kernel paging request in __xfs_free_extent