13-Oct-2026 17:56:04: building syzkaller on 3ba885bcb66dec1678d8842ddeb6805786d32a3f...
13-Oct-2026 17:56:31: fetching kernel...
13-Oct-2026 17:56:34: checked out kernel commit a051a4bf909f76f470ccb3761ee0cf6e2395616e ("Linux 5.15.222", 2026-10-03 12:26:49 +0200 +0200)
13-Oct-2026 17:56:34: cleaning kernel...
13-Oct-2026 17:56:35: building kernel...
13-Oct-2026 18:03:37: kernel built successfully with compiler Debian clang version 22.1.8 (++20260613092233+e80beda6e255-1~exp1~20260613092250.77), Debian LLD 22.1.8
13-Oct-2026 18:03:37: testing patch...
13-Oct-2026 18:10:23: reproduced crash: WARNING in btrfs_create_pending_block_groups