DF-5768 / run.log
# DF-5768 baseline runs — stock kernel (DragonFly 6.5-DEVELOPMENT #0, # X86_64_GENERIC, INVARIANTS), clean snapshot boot, root shell. # Attempt 1 and attempt 2 (determinism check) both: kldload ./df5768.ko # (ssh session dies with the guest; the shell wrapper reports timeout) # Serial console for BOTH runs (see panic.txt for the full trap record): mmc0: <MMC/SD bus> on dfhbr0 mmcsd0: 2MB <MMC Memory Card> at mmc0 26MHz/1bit DF-5768: rca=0x0002 mode=0 spec_vers=5 read_bl_len=512 DF-5768: csd.erase_sector=1 csd.write_bl_len=1 -> ivar->erase_sector=0 (mmc.c:1595-1596) DF-5768: sec_count=4096 cmd6_time=500000 us DF-5768: issuing BUF_CMD_FREEBLKS to mmcsd0 (exactly devfs_spec_freeblks, devfs_vnops.c:2031-2045)... Fatal trap 18: integer divide fault while in kernel mode Stopped at mmcsd_task+0x6cb: idivl %ecx,%eax db> # panic.txt = run 2 capture (identical to run 1, different stack addresses).