03-Oct-2026 21:44:59: building syzkaller on f5bcc8dc6eb21df90aeb443032779df3e73c53a1... 03-Oct-2026 21:45:23: fetching kernel... 03-Oct-2026 21:45:26: checked out kernel commit 6612ef9d0b09420469e261578372ab3cc9aa9cf1 ("UPSTREAM: Bluetooth: RFCOMM: serialize security confirmation handling", 2026-09-29 20:52:17 +0000 UTC) 03-Oct-2026 21:45:26: cleaning kernel... 03-Oct-2026 21:45:27: building kernel... 03-Oct-2026 21:48:33: 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 21:48:33: testing patch... 03-Oct-2026 21:55:22: reproduced crash: invalid opcode in __traceiter_sched_switch