panic: kernel diagnostic assertion "pg->wire_count != 0" failed: file "/syzkaller/managers/multicore/kernel/sys/uvm/uvm_page.c", line 1207
Stopped at      db_enter+0x25:  addq    $0x8,%rsp
    TID    PID    UID     PRFLAGS     PFLAGS  CPU  COMMAND
  95151  69944      0           0          0    0  syz-executor
db_enter() at db_enter+0x25 sys/arch/amd64/amd64/db_interface.c:438
panic(ffffffff834baed2) at panic+0x1e5 sys/kern/subr_prf.c:198
__assert(ffffffff834f9e18,ffffffff834ebbee,4b7,ffffffff8344e1b2) at __assert+0x29 sys/kern/subr_prf.c:-1
uvm_pageunwire(fffffd8008f66d88) at uvm_pageunwire+0x17d sys/uvm/uvm_page.c:1206
uvm_fault_unwire_locked(fffffd806cd009a8,2d51a685000,2d51a686000) at uvm_fault_unwire_locked+0x33a sys/uvm/uvm_fault.c:1790
uvm_unmap_kill_entry_withlock(fffffd806cd009a8,fffffd806cd69d70,0) at uvm_unmap_kill_entry_withlock+0x81 sys/uvm/uvm_map.c:1866
uvm_map_teardown(fffffd806cd009a8) at uvm_map_teardown+0x117 uvm_map_addr_RBT_LEFT sys/uvm/uvm_map.h:-1 [inline]
uvm_map_teardown(fffffd806cd009a8) at uvm_map_teardown+0x117 sys/uvm/uvm_map.c:2497
exit1(ffff80003c3e34e8,0,0,1) at exit1+0x71b sys/kern/kern_exit.c:260
sys_exit(ffff80003c3e34e8,ffff80003bfc2db0,ffff80003bfc2d00) at sys_exit+0x1a sys/kern/kern_exit.c:-1
syscall(ffff80003bfc2db0) at syscall+0xb17 mi_syscall sys/sys/syscall_mi.h:176 [inline]
syscall(ffff80003bfc2db0) at syscall+0xb17 sys/arch/amd64/amd64/trap.c:783
Xsyscall() at Xsyscall+0x128
end of kernel
end trace frame: 0x7b2ece101cc0, count: 4
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