# DF-3068 clean run (guest, stock INVARIANTS kernel #0, fresh vm.sh reset with-src)
# $ timeout 120 vm.sh run_root 'sh /root/run3068.sh'
undo BEFORE: phys=ffffffffffffffff first=3000000000000000 next=3000000000000000 alloc=3000000020000000
vol_version=7
vol_buf_beg=0000000000088000 undo bigblocks=64
DUMMY+fake-tail written at phys 0000000001088000 + ff0
undo AFTER : phys=ffffffffffffffff first=3000000000001000 next=3000000000001008 alloc=3000000020000000
vol_version=3 mode=desync crafted OK
MOUNTING_DESYNC
<ssh session dropped here - guest panicked; see panic.txt>