panic: kernel diagnostic assertion "(pg->pg_flags & PG_BUSY) == 0" failed: file "/syzkaller/managers/main/kernel/sys/arch/amd64/amd64/pmap.c", line 1422
Starting stack trace...
panic(ffffffff8293177b) at panic+0x159 sys/kern/subr_prf.c:229
__assert(ffffffff828e5969,ffffffff8283975d,58e,ffffffff8289065f) at __assert+0x29 sys/kern/subr_prf.c:157
pmap_destroy(fffffd806ad18a28) at pmap_destroy+0x2a4 sys/arch/amd64/amd64/pmap.c:1422
uvm_map_teardown(fffffd806928fd80) at uvm_map_teardown+0x287 sys/uvm/uvm_map.c:2557
uvmspace_free(fffffd806928fd80) at uvmspace_free+0x96 sys/uvm/uvm_map.c:3461
vm_teardown(ffff8
00032ad1480) at vm_teardown+0x105 sys/dev/vmm/vmm.c:555
vm_terminate(ffff800032ad1720) at vm_terminate+0x121 sys/dev/vmm/vmm.c:688
vmmioctl(a00,80045604,ffff800032ad1720,1,ffff80002a68f758) at vmmioctl+0x291 sys/dev/vmm/vmm.c:248
VOP_IOCTL(fffffd806ebc81b0,80045604,ffff800032ad1720,1,fffffd807f7d7410,ffff80002a68f758) at VOP_IOCTL+0x91 sys/kern/vfs_vops.c:264
vn_ioctl(fffffd8069d2f5a0,80045604,ffff800032ad1720,ffff80002a68f758) at vn_ioctl+0xbb sys/kern/vfs_vnops.c:525
sys_ioctl(ffff80002a68f758,ffff800032ad1900,ffff800032ad1850) at sys_ioctl+0x4a5
syscall(ffff800032ad1900) at syscall+0x72a sys/arch/amd64/amd64/trap.c:577
Xsyscall() at Xsyscall+0x128
end of kernel
end trace frame: 0x8cbd959b130, count: 244
End of stack trace.
syncing disks...set $l nes = 0
set $maxw dth = 0
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mach ne ddbcpu 0
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mach ne ddbcpu 1
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