panic: kernel diagnostic assertion "dupe == NULL" failed: file "/syzkaller/managers/multicore/kernel/sys/uvm/uvm_page.c", line 144
Starting stack trace...
panic(ffffffff833b549f) at panic+0x1d0 sys/kern/subr_prf.c:229
__assert(ffffffff833f2760,ffffffff833e7e44,90,ffffffff8338ed50) at __assert+0x29 sys/kern/subr_prf.c:-1
uvm_pagealloc_pg(fffffd8008353f00,fffffd8072adfd58,1f954000,0) at uvm_pagealloc_pg+0x54b sys/uvm/uvm_page.c:707
uvm_pagealloc(fffffd8072adfd58,1f954000,0,3) at uvm_pagealloc+0x252 sys/uvm/uvm_page.c:913
pmap_get_ptp(fffffd8072adfd00,7e5531ad8000) at pmap_get_ptp+0x1d0 sys/arch/amd64/amd64/pmap.c:-1
pmap_enter(fffffd8072adfd00,7e5531ad8000,7c863000,3,21) at pmap_enter+0x386 sys/arch/amd64/amd64/pmap.c:-1
uvm_fault_upper(ffff800033fcebb0,ffff800033fcebe8,ffff800033fceab0) at uvm_fault_upper+0x338 sys/uvm/uvm_fault.c:1131
uvm_fault(fffffd800f806028,7e5531ad8000,0,1) at uvm_fault+0x198 sys/uvm/uvm_fault.c:635
upageflttrap(ffff800033fced50,7e5531ad89ac) at upageflttrap+0xa9 sys/arch/amd64/amd64/trap.c:192
usertrap(ffff800033fced50) at usertrap+0x42f sys/arch/amd64/amd64/trap.c:632
recall_trap() at recall_trap+0x8
end of kernel
end trace frame: 0x7e5531ad89e0, count: 246
End of stack trace.
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