# DF-2616 variant B on NO-INVARIANTS kernel #1 (Aug 28 10:57:16 UTC 2026):
# mount of crafted image OK, first read of /mnt/h2/f1 faulted in the OOB bcopy:
# (source %rsi = chain->data = bp->b_data + 0xFF00, last 0x300 bytes past the 64KB DIO buffer
#  landing on an unmapped kernel page -> kernel mode page fault, DDB stop, ssh dead)

hammer2_mount: device="/dev/vn0" label="testvol" rdonly=0
hammer2_ondisk: "/dev/vn0" zone=0 id=0 offset=0x0000000000000000 size=0x0000000004000000
hammer2_mount: "/dev/vn0": no recovery needed
hammer2_mount: hmp=0xfffff80118740000 pmp=0xfffff80118f20000
HAMMER2: VOLDATA DUMP
HAMMER2: INITIATE SPANs
HAMMER2: CONStopped at      memmove+0x28:   movq    (%rsi),%rdx
db>