09-Nov-2026 12:51:28: building syzkaller on 6f888b7530906167ecb1f5a35e060fec736d6d32... 09-Nov-2026 12:51:56: fetching kernel... 09-Nov-2026 12:51:58: checked out kernel commit 29c6cdaac04a6989a7ed4ae4275ce4244e617f58 ("Linux 5.15.225", 2026-11-06 13:14:40 -0500 -0500) 09-Nov-2026 12:51:58: cleaning kernel... 09-Nov-2026 12:51:58: building kernel... 09-Nov-2026 12:58:10: kernel built successfully with compiler Debian clang version 22.1.8 (1~deb13u4), Debian LLD 22.1.8 09-Nov-2026 12:58:10: testing patch... 09-Nov-2026 13:04:20: reproduced crash: possible deadlock in kvfree_call_rcu