Øb panic: kernel diagnostic assertion "dupe == NULL" failed: file "/syzkaller/managers/multicore/kernel/sys/uvm/uvm_page.c", line 144
Starting stack trace...
panic(ffffffff830e507e) at panic+0x1d0 sys/kern/subr_prf.c:229
__assert(ffffffff830972f5,ffffffff8303cd33,90,ffffffff8309c8ee) at __assert+0x29
uvm_pagealloc_pg(fffffd80084502c0,fffffd806e062bd8,46db08000,0) at uvm_pagealloc_pg+0x521 sys/uvm/uvm_page.c:695
uvm_pagealloc(fffffd806e062bd8,46db08000,0,3) at uvm_pagealloc+0x23e sys/uvm/uvm_page.c:912
pmap_get_ptp(fffffd806e062ba8,8db6119a000) at pmap_get_ptp+0x1c6
pmap_enter(fffffd806e062ba8,8db6119a000,76ded000,4,24) at pmap_enter+0x389
uvm_fault_lower(ffff8000371db8e0,ffff8000371db918,ffff8000371db860,0) at uvm_fault_lower+0xa2d sys/uvm/uvm_fault.c:1518
uvm_fault(fffffd806c5268b0,8db6119a000,0,4) at uvm_fault+0x301 sys/uvm/uvm_fault.c:637
upageflttrap(ffff8000371dba60,8db6119a000) at upageflttrap+0xa9 sys/arch/amd64/amd64/trap.c:188
usertrap(ffff8000371dba60) at usertrap+0x2d8 sys/arch/amd64/amd64/trap.c:436
recall_trap() at recall_trap+0x8
end of kernel
end trace frame: 0x7629f501acf0, count: 246
End of stack trace.
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