06-Oct-2026 08:10:48: building syzkaller on 4e1406b4defac0e2a9d9424c70706f79a7750cf3... 06-Oct-2026 08:11:08: fetching kernel... 06-Oct-2026 08:11:10: checked out kernel commit a051a4bf909f76f470ccb3761ee0cf6e2395616e ("Linux 5.15.222", 2026-10-03 12:26:49 +0200 +0200) 06-Oct-2026 08:11:10: cleaning kernel... 06-Oct-2026 08:11:11: building kernel... 06-Oct-2026 08:16:31: kernel built successfully with compiler Debian clang version 22.1.8 (++20260613092233+e80beda6e255-1~exp1~20260613092250.77), Debian LLD 22.1.8 06-Oct-2026 08:16:31: testing patch... 06-Oct-2026 08:22:51: reproduced crash: INFO: trying to register non-static key in do_mpage_readpage