panic: kernel diagnostic assertion "uvm_page_owner_locked_p(pg)" failed: file "/syzkaller/managers/multicore/kernel/sys/uvm/uvm_page.c", line 1275
Starting stack trace...
panic(ffffffff82573f9a) at panic+0x16b sys/kern/subr_prf.c:233
__assert(ffffffff825e946b,ffffffff82560678,4fb,ffffffff825966e5) at __assert+0x25 sys/kern/subr_prf.c:161
uvm_pageunwire(fffffd8006d5a5c0) at uvm_pageunwire+0x19b sys/uvm/uvm_page.c:1275
uvm_fault_unwire_locked(fffffd80732155f0,922c09ad000,922c0bac000) at uvm_fault_unwire_locked+0x24b sys/uvm/uvm_fault.c:1654
uvm_unmap_kill_entry_withlock(fffffd80732155f0,fffffd8058ef6c88,0) at uvm_unmap_kill_entry_withlock+0x67 sys/uvm/uvm_map.c:2136
uvm_map_teardown(fffffd80732155f0) at uvm_map_teardown+0x197 uvm_map_addr_RBT_LEFT sys/uvm/uvm_map.h:176 [inline]
uvm_map_teardown(fffffd80732155f0) at uvm_map_teardown+0x197 sys/uvm/uvm_map.c:2771
uvmspace_free(fffffd80732155f0) at uvmspace_free+0xa6 sys/uvm/uvm_map.c:3685
reaper(ffff8000210f9500) at reaper+0x18b sys/kern/kern_exit.c:462
end trace frame: 0x0, count: 249
End of stack trace.