panic: mtx 0xffffffff83a00e38: locking against myself
Starting stack trace...
panic(ffffffff833e0750) at panic+0x1d0 sys/kern/subr_prf.c:229
mtx_enter_try(ffffffff83a00e38) at mtx_enter_try+0x1bf sys/kern/kern_lock.c:271
mtx_enter(ffffffff83a00e38) at mtx_enter+0x60 sys/kern/kern_lock.c:239
uvm_pageclean(fffffd80084af768) at uvm_pageclean+0x290 uvm_pagedequeue sys/uvm/uvm_page.c:-1 [inline]
uvm_pageclean(fffffd80084af768) at uvm_pageclean+0x290 sys/uvm/uvm_page.c:980
uvm_pagefree(fffffd80084af768) at uvm_pagefree+0x26 sys/uvm/uvm_page.c:1020
uvn_get(fffffd806cd15d28,1000,ffff80002a354578,ffff80002a354554,0,2,7e087f5c612bbfa7,ffff80002a3547d0) at uvn_get+0x68b sys/uvm/uvm_vnode.c:1118
uvm_fault_lower_io(ffff80002a354798,ffff80002a3547d0,ffff80002a354600,ffff80002a354608) at uvm_fault_lower_io+0x319 sys/uvm/uvm_fault.c:1588
uvm_fault_lower(ffff80002a354798,ffff80002a3547d0,ffff80002a354710) at uvm_fault_lower+0x278 sys/uvm/uvm_fault.c:1362
uvm_fault(fffffd806be4b3e0,200000001000,0,2) at uvm_fault+0x272 sys/uvm/uvm_fault.c:-1
upageflttrap(ffff80002a354920,200000001280) at upageflttrap+0xa9 sys/arch/amd64/amd64/trap.c:188
usertrap(ffff80002a354920) at usertrap+0x2d8 sys/arch/amd64/amd64/trap.c:436
recall_trap() at recall_trap+0x8
end of kernel
end trace frame: 0x7bd47552c3a0, count: 245
End of stack trace.