04-Oct-2026 16:05:02: building syzkaller on 06648d9ccf5ec6f9453ef09b0fdbdebf020ee0f8... 04-Oct-2026 16:05:21: fetching kernel... 04-Oct-2026 16:05:23: checked out kernel commit f5eaed2bbe33b10b297b366bb5d02819356b5c13 ("Merge 9f30ba9aa027 (\"tcp: clear sock_ops cb flags before force-closing a child socket\") into android13-5.15-lts", 2026-10-02 09:12:56 -0700 -0700) 04-Oct-2026 16:05:23: cleaning kernel... 04-Oct-2026 16:05:23: building kernel... 04-Oct-2026 16:08:08: kernel built successfully with compiler Debian clang version 22.1.8 (++20260613092233+e80beda6e255-1~exp1~20260613092250.77), Debian LLD 22.1.8 04-Oct-2026 16:08:08: testing patch... 04-Oct-2026 16:20:07: reproduced crash: KASAN: use-after-free Read in __ext4_check_dir_entry