⬢ DragonFlyBSD Kernel Audit
DF-2426 / panic_big.txt
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Starting dhclient.
starting dhclient on vtnet0
lo0: flags=808049<UP,LOOPBACK,RUNNING,MULTICAST,PROXY> metric 0 mtu 16384
	options=43<RXCSUM,TXCSUM,RSS>
	inet 127.0.0.1 netmask 0xff000000
	inet6 ::1 prefixlen 128
	inet6 fe80::1%lo0 prefixlen 64 scopeid 0x2
	groups: lo
vtnet0: flags=808843<UP,BROADCAST,RUNNING,SIMPLEX,MULTICAST,PROXY> metric 0 mtu 1500
	options=28<VLAN_MTU,JUMBO_MTU>
	ether 52:54:00:12:34:56
	inet6 fe80::5054:ff:fe12:3456%vtnet0 prefixlen 64 tentative scopeid 0x1
	inet 10.0.2.15 netmask 0xffffff00 broadcast 10.0.2.255
	media: Ethernet 1000baseT <full-duplex>
	status: active
route: writing to routing socket: File exists
add net default: gateway 10.0.2.2: File exists
Additional routing options:.
Starting devd.
Additional TCP options:.
Mounting NFS file systems:.
ELF ldconfig path: /lib /usr/lib /usr/local/lib /usr/local/libdata/ldconfig/pkg
Building databases...
Starting syslogd.
Oct 19 12:49:31 dfbsd syslogd: kernel boot file is /boot/kernel/kernel

No core dumps found.
swap low/high-water marks set to 41940/62910
swapon: adding /dev/vbd0s1b as swap device
NFS CLIENT: access_cache_timeout=5 neg_cache_timeout=3.
Starting local daemons:.
Updating motd.
Configuring syscons: blanktime.
Starting sshd.
sendmail_submit: /etc/mail/aliases.db not present,  generating
sendmail_clientmqueue: /etc/mail/aliases.db not present,  generating
Starting cron.
Local package initialization:.

Mon Oct 19 12:49:31 UTC 2026
DFH: ==== DF-2426 trigger2: block_size = 2 MiB (passes the XPT garbage filter cam_xpt.c:3062; inner division yields 0) ====
DFH: calling amd_action: Fatal trap 18 imminent on the verbatim kernel (amd.c:683, volume_size/((1024L*1024L)/2097152) == volume_size/0)
DFH: ---- XPT_CALC_GEOMETRY block_size=2097152 volume_size=204800 (expecting inner div -> 0, OUTER DIVIDE BY ZERO at amd.c:683) ----


Fatal trap 18: integer divide fault while in kernel mode
cpuid = 3; lapic id = 3
instruction pointer	= 0x8:0xffffffff80a7d638
stack pointer	        = 0x10:0xfffff8011825d728
frame pointer	        = 0x10:0xfffff8011825d758
code segment		= base 0x0, limit 0xfffff, type 0x1b
			= DPL 0, pres 1, long 1, def32 0, gran 1
processor eflags	= interrupt enabled, resume, IOPL = 0
current process		= 820
current thread          = pri 6 
kernel: type 18 trap, code=0

CPU3 stopping CPUs: 0x00000037
 stopped
Stopped at      amd_action+0x178:       divq    %rsi,%eax
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