[   1.0000000] panic: LOCKDEBUG: Mutex error: _mutex_init,363: already initialized
[   1.0000000] cpu0: Begin traceback...
[   1.0000000] vpanic() at netbsd:vpanic+0x2aa sys/kern/subr_prf.c:336
[   1.0000000] snprintf() at netbsd:snprintf
[   1.0000000] lockdebug_abort1() at netbsd:lockdebug_abort1+0x16e sys/kern/subr_lockdebug.c:799
[   1.0000000] lockdebug_alloc() at netbsd:lockdebug_alloc+0x155 sys/kern/subr_lockdebug.c:265
[   1.0000000] _mutex_init() at netbsd:_mutex_init+0x89 _mutex_init sys/kern/kern_mutex.c:364 [inline]
[   1.0000000] _mutex_init() at netbsd:_mutex_init+0x89 sys/kern/kern_mutex.c:345
[   1.0000000] sleeptab_init() at netbsd:sleeptab_init+0x60 sys/kern/kern_sleepq.c:83
[   1.0000000] main() at netbsd:main+0x216 sys/kern/init_main.c:433
[   1.0000000] cpu0: End traceback...
[   1.0000000] fatal breakpoint trap in supervisor mode
[   1.0000000] trap type 1 code 0 rip 0xffffffff8021dd9d cs 0x8 rflags 0x202 cr2 0 ilevel 0x8 rsp 0xffffffff8625dc60
[   1.0000000] curlwp 0xffffffff85346100 pid 0.1 lowest kstack 0xffffffff862592c0
Stopped in pid 0.1 (system) at  netbsd:breakpoint+0x5:  leave
db{0}>