14-Oct-2026 21:25:21: building syzkaller on c6b4fb399236b655a39701fd51c33522caa06811...
14-Oct-2026 21:25:41: fetching kernel...
14-Oct-2026 21:25:45: checked out kernel commit a051a4bf909f76f470ccb3761ee0cf6e2395616e ("Linux 5.15.222", 2026-10-03 12:26:49 +0200 +0200)
14-Oct-2026 21:25:45: cleaning kernel...
14-Oct-2026 21:25:46: building kernel...
14-Oct-2026 21:32:56: kernel built successfully with compiler Debian clang version 22.1.8 (++20260613092233+e80beda6e255-1~exp1~20260613092250.77), Debian LLD 22.1.8
14-Oct-2026 21:32:56: testing patch...
14-Oct-2026 21:51:22: reproduced crash: WARNING in btrfs_replace_file_extents