panic: sx lock still held cpuid = 0 time = 181 KDB: stack backtrace: db_trace_self_wrapper() at db_trace_self_wrapper+0x47/frame 0xfffffe0051757880 vpanic() at vpanic+0x1c7/frame 0xfffffe00517578e0 panic() at paFssh_packet_write_wait: Connection to 216.239.38.127 port 9600: Broken pipe