[  91.8102533] panic: mutex_vector_enter,520: uninitialized lock (lock=0xffffbe80122a70d8, from=ffffffff85799441)
[  91.8102533] cpu0: Begin traceback...
[  91.8102533] vpanic() at netbsd:vpanic+0xc9d
[  91.8102533] panic() at netbsd:panic+0x1b3 sys/kern/subr_prf.c:210
[  91.8102533] lockdebug_wantlock() at netbsd:lockdebug_wantlock+0x5e8
[  91.8102533] mutex_enter() at netbsd:mutex_enter+0x1fa
[  91.8102533] vndopen() at netbsd:vndopen+0x6a1
[  91.8102533] bdev_open() at netbsd:bdev_open+0x970 sys/kern/subr_devsw.c:947
[  91.8102533] spec_open() at netbsd:spec_open+0x13d9 sys/miscfs/specfs/spec_vnops.c:884
[  91.8102533] VOP_OPEN() at netbsd:VOP_OPEN+0x217 sys/kern/vnode_if.c:569
[  91.8102533] vn_open() at netbsd:vn_open+0x1cce sys/kern/vfs_vnops.c:323
[  91.8102533] do_open() at netbsd:do_open+0x49d sys/kern/vfs_syscalls.c:1752
[  91.8102533] do_sys_openat() at netbsd:do_sys_openat+0x44b sys/kern/vfs_syscalls.c:1837
[  91.8102533] sys_open() at netbsd:sys_open+0x13d sys/kern/vfs_syscalls.c:1858
[  91.8102533] sys___syscall() at netbsd:sys___syscall+0x2c6 sys/kern/sys_syscall.c:90
[  91.8102533] syscall() at netbsd:syscall+0x60c sy_invoke sys/sys/syscallvar.h:94 [inline]
[  91.8102533] syscall() at netbsd:syscall+0x60c sys/arch/x86/x86/syscall.c:138
[  91.8102533] --- syscall (number 5 via SYS_syscall) ---
[  91.8102533] netbsd:syscall+0x60c:
[  91.8102533] cpu0: End traceback...
[  91.8102533] fatal breakpoint trap in supervisor mode
[  91.8102533] trap type 1 code 0 rip 0xffffffff802228ad cs 0x8 rflags 0x282 cr2 0x63e060 ilevel 0x8 rsp 0xffffbe80891821a0
[  91.8102533] curlwp 0xffffbe8013eb5a80 pid 3510.4826 lowest kstack 0xffffbe808917b2c0
[  91.8102533] uvm_fault(0xffffbe801415bdd8, 0x0, 1) -> e
[  91.8102533] fatal page fault in supervisor mode
[  91.8102533] trap type 6 code 0 rip 0xffffffff848abaa7 cs 0x8 rflags 0x10246 cr2 0x1e8 ilevel 0x8 rsp 0xffffbe8089181b90
[  91.8102533] curlwp 0xffffbe8013eb5a80 pid 3510.4826 lowest kstack 0xffffbe808917b2c0
kernel: page fault trap, code=0
[  91.8102533] uvm_fault(0xffffbe801415bdd8, 0x0, 1) -> e
[  91.8102533] fatal page fault in supervisor mode
[  91.8102533] trap type 6 code 0 rip 0xffffffff848abaa7 cs 0x8 rflags 0x10246 cr2 0x1e8 ilevel 0x8 rsp 0xffffbe8089181580
[  91.8102533] curlwp 0xffffbe8013eb5a80 pid 3510.4826 lowest kstack 0xffffbe808917b2c0
kernel: page fault trap, code=0
[  91.8102533] uvm_fault(0xffffbe801415bdd8, 0x0, 1) -> e
[  91.8102533] fatal page fault in supervisor mode
[  91.8102533] trap type 6 code 0 rip 0xffffffff848abaa7 cs 0x8 rflags 0x10246 cr2 0x1e8 ilevel 0x8 rsp 0xffffbe8089180f70
[  91.8102533] curlwp 0xffffbe8013eb5a80 pid 3510.4826 lowest kstack 0xffffbe808917b2c0
kernel: page fault trap, code=0
[  91.8102533] uvm_fault(0xffffbe801415bdd8, 0x0, 1) -> e
[  91.8102533] fatal page fault in supervisor mode
[  91.8102533] trap type 6 code 0 rip 0xffffffff848abaa7 cs 0x8 rflags 0x10246 cr2 0x1e8 ilevel 0x8 rsp 0xffffbe8089180960
[  91.8102533] curlwp 0xffffbe8013eb5a80 pid 3510.4826 lowest kstack 0xffffbe808917b2c0
kernel: page fault trap, code=0
[  91.8102533] uvm_fault(0xffffbe801415bdd8, 0x0, 1) -> e
[  91.8102533] fatal page fault in supervisor mode
[  91.8102533] trap type 6 code 0 rip 0xffffffff848abaa7 cs 0x8 rflags 0x10246 cr2 0x1e8 ilevel 0x8 rsp 0xffffbe8089180350
[  91.8102533] curlwp 0xffffbe8013eb5a80 pid 3510.4826 lowest kstack 0xffffbe808917b2c0
kernel: page fault trap, code=0
[  91.8102533] uvm_fault(0xffffbe801415bdd8, 0x0, 1) -> e
[  91.8102533] fatal page fault in supervisor mode
[  91.8102533] trap type 6 code 0 rip 0xffffffff848abaa7 cs 0x8 rflags 0x10246 cr2 0x1e8 ilevel 0x8 rsp 0xffffbe808917fd40
[  91.8102533] curlwp 0xffffbe8013eb5a80 pid 3510.4826 lowest kstack 0xffffbe808917b2c0
kernel: page fault trap, code=0
[  91.8102533] uvm_fault(0xffffbe801415bdd8, 0x0, 1) -> e
[  91.8102533] fatal page fault in supervisor mode
[  91.8102533] trap type 6 code 0 rip 0xffffffff848abaa7 cs 0x8 rflags 0x10246 cr2 0x1e8 ilevel 0x8 rsp 0xffffbe808917f730
[  91.8102533] curlwp 0xffffbe8013eb5a80 pid 3510.4826 lowest kstack 0xffffbe808917b2c0
kernel: page fault trap, code=0
[  91.8102533] uvm_fault(0xffffbe801415bdd8, 0x0, 1) -> e
[  91.8102533] fatal page fault in supervisor mode
[  91.8102533] trap type 6 code 0 rip 0xffffffff848abaa7 cs 0x8 rflags 0x10246 cr2 0x1e8 ilevel 0x8 rsp 0xffffbe808917f120
[  91.8102533] curlwp 0xffffbe8013eb5a80 pid 3510.4826 lowest kstack 0xffffbe808917b2c0
kernel: page fault trap, code=0
[  91.8102533] uvm_fault(0xffffbe801415bdd8, 0x0, 1) -> e
[  91.8102533] fatal page fault in supervisor mode
[  91.8102533] trap type 6 code 0 rip 0xffffffff848abaa7 cs 0x8 rflags 0x10246 cr2 0x1e8 ilevel 0x8 rsp 0xffffbe808917eb10
[  91.8102533] curlwp 0xffffbe8013eb5a80 pid 3510.4826 lowest kstack 0xffffbe808917b2c0
kernel: page fault trap, code=0
[  91.8102533] uvm_fault(0xffffbe801415bdd8, 0x0, 1) -> e
[  91.8102533] fatal page fault in supervisor mode
[  91.8102533] trap type 6 code 0 rip 0xffffffff848abaa7 cs 0x8 rflags 0x10246 cr2 0x1e8 ilevel 0x8 rsp 0xffffbe808917e500
[  91.8102533] curlwp 0xffffbe8013eb5a80 pid 3510.4826 lowest kstack 0xffffbe808917b2c0
kernel: page fault trap, code=0
[  91.8102533] uvm_fault(0xffffbe801415bdd8, 0x0, 1) -> e
[  91.8102533] fatal page fault in supervisor mode
[  91.8102533] trap type 6 code 0 rip 0xffffffff848abaa7 cs 0x8 rflags 0x10246 cr2 0x1e8 ilevel 0x8 rsp 0xffffbe808917def0
[  91.8102533] curlwp 0xffffbe8013eb5a80 pid 3510.4826 lowest kstack 0xffffbe808917b2c0
kernel: page fault trap, code=0