04-Nov-2026 07:55:02: building syzkaller on 20d37d280693b1646e3bd33ab3d8a0a947830a8e... 04-Nov-2026 07:55:24: fetching kernel... 04-Nov-2026 07:55:26: checked out kernel commit 700e62ea909a70b9f72692d8b7a192ac7ebde0aa ("Linux 5.15.224", 2026-10-30 12:57:45 +0100 +0100) 04-Nov-2026 07:55:26: cleaning kernel... 04-Nov-2026 07:55:27: building kernel... 04-Nov-2026 08:01:53: kernel built successfully with compiler Debian clang version 22.1.8 (1~deb13u4), Debian LLD 22.1.8 04-Nov-2026 08:01:53: testing patch... 04-Nov-2026 08:12:35: reproduced crash: INFO: rcu detected stall in cleanup_net