panic: mutex 0xfffffd806fc96ec0 not held in mtx_leave
Starting stack trace...
panic(ffffffff83047ff8) at panic+0x1ba sys/kern/subr_prf.c:229
mtx_leave(fffffd806fc96ec0) at mtx_leave+0x11c sys/kern/kern_lock.c:335
msleep(fffffd806fc96df8,fffffd806fc96ec0,4,ffffffff830c4a60,0) at msleep+0x125 sys/kern/kern_synch.c:249
vm_map_lock_ln(fffffd806fc96dc8,fffffd806f9babd8,0) at vm_map_lock_ln+0xcb sys/uvm/uvm_map.c:5250
uvm_mapanon(fffffd806fc96dc8,ffff80002f5b9ab8,21000,1000,2080713) at uvm_mapanon+0x292
uvm_mmapanon(fffffd806fc96dc8,ffff80002f5b9ab8,21000,3,7,5002,98f2dbaad654acea,5002) at uvm_mmapanon+0x1d0 sys/uvm/uvm_mmap.c:1019
sys_mmap(ffff80002a4d11d8,ffff80002f5b9c30,ffff80002f5b9b80) at sys_mmap+0xaa4 sys/uvm/uvm_mmap.c:421
syscall(ffff80002f5b9c30) at syscall+0x97e sys/arch/amd64/amd64/trap.c:577
Xsyscall() at Xsyscall+0x128
end of kernel
end trace frame: 0x70c8f32a8610, count: 248
End of stack trace.
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