03-Oct-2026 21:21:09: building syzkaller on c6b4fb399236b655a39701fd51c33522caa06811... 03-Oct-2026 21:24:56: fetching kernel... 03-Oct-2026 21:24:58: checked out kernel commit 6612ef9d0b09420469e261578372ab3cc9aa9cf1 ("UPSTREAM: Bluetooth: RFCOMM: serialize security confirmation handling", 2026-09-29 20:52:17 +0000 UTC) 03-Oct-2026 21:24:58: cleaning kernel... 03-Oct-2026 21:24:59: building kernel... 03-Oct-2026 21:28:08: kernel built successfully with compiler Debian clang version 22.1.8 (++20260613092233+e80beda6e255-1~exp1~20260613092250.77), Debian LLD 22.1.8 03-Oct-2026 21:28:08: testing patch... 03-Oct-2026 21:39:48: reproduced crash: invalid opcode in __traceiter_sched_switch