panic: mutex 0xfffffd806b4974c0 not held in mtx_leave
Starting stack trace...
panic(ffffffff830777cb) at panic+0x1d0 sys/kern/subr_prf.c:229
mtx_leave(fffffd806b4974c0) at mtx_leave+0x17c sys/kern/kern_lock.c:335
msleep(fffffd806b4973d8,fffffd806b4974c0,4,ffffffff832017c0,0) at msleep+0x125 sys/kern/kern_synch.c:249
vm_map_lock_ln(fffffd806b4973a8,0,0) at vm_map_lock_ln+0xd4 sys/uvm/uvm_map.c:5250
uvm_map_pageable(fffffd806b4973a8,20ffb000,20ffd000,1,0) at uvm_map_pageable+0x187 sys/uvm/uvm_map.c:2216
sys_munlock(ffff80002a03f1d0,ffff80002a106d90,ffff80002a106ce0) at sys_munlock+0x17d sys/uvm/uvm_mmap.c:871
syscall(ffff80002a106d90) at syscall+0xaf8 mi_syscall sys/sys/syscall_mi.h:179 [inline]
syscall(ffff80002a106d90) at syscall+0xaf8 sys/arch/amd64/amd64/trap.c:577
Xsyscall() at Xsyscall+0x128
end of kernel
end trace frame: 0x55c9c9a7c20, count: 249
End of stack trace.