12-Nov-2026 08:26:02: building syzkaller on d6526ea3e6ad9081c902859bbb80f9f840377cb4... 12-Nov-2026 08:28:58: fetching kernel... 12-Nov-2026 08:29:01: checked out kernel commit 29c6cdaac04a6989a7ed4ae4275ce4244e617f58 ("Linux 5.15.225", 2026-11-06 13:14:40 -0500 -0500) 12-Nov-2026 08:29:01: cleaning kernel... 12-Nov-2026 08:29:02: building kernel... 12-Nov-2026 08:36:29: kernel built successfully with compiler Debian clang version 22.1.8 (1~deb13u4), Debian LLD 22.1.8 12-Nov-2026 08:36:29: testing patch... 12-Nov-2026 08:44:30: reproduced crash: INFO: rcu detected stall in tc_modify_qdisc