=== uname (stock, baseline) ===
DragonFly dfbsd 6.5-DEVELOPMENT #0: Thu Jul  2 06:02:54 UTC 2026 root@dfbsd:/usr/obj/usr/src/sys/X86_64_GENERIC x86_64
=== uname (fix validation) ===
DragonFly dfbsd 6.5-DEVELOPMENT DragonFly 6.5-DEVELOPMENT #3: Tue Sep  8 04:04:43 UTC 2026     root@dfbsd:/usr/obj/usr/src/sys/X86_64_GENERIC  x86_64
=== cc ===
cc 8.3 [DragonFly] Release/2019-02-22
=== mounts ===
vbd0s1d on / (hammer2, local)
test on /mnt (hammer, read-only, noatime, local)
=== crash ===
Trace beginning at frame 0xfffff801167bc058
trap_fatal() at trap_fatal+0x301 0xffffffff80bd50a1 
trap_fatal() at trap_fatal+0x301 0xffffffff80bd50a1 
trap_pfault() at trap_pfault+0x475 0xffffffff80bd56c5 
trap() at trap+0x17c 0xffffffff80bd5bec 
calltrap() at calltrap+0x9 0xffffffff80b9921a 
--- trap 000000000000000c, rip = ffffffff809d4ec0, rsp = fffff801167bc250, rbp = fffff801167bc298 ---
calculate_crc32c() at calculate_crc32c+0xf0 0xffffffff809d4ec0 
iscsi_crc32() at iscsi_crc32+0x13 0xffffffff809d4f73 
boot() called on cpu#0
Uptime: 21s
Physical memory: 4060 MB
Dumping 548 MB: 533 517 501 485 469 453 437 421 405 389 373 357 341 325 309 293 277 261 245 229 213 197 181 165 149 133 117 101 85 69 53 37 21 5

[New kernel syncer9]
--
Trace beginning at frame 0xfffff801167bc058
trap_fatal() at trap_fatal+0x301 0xffffffff80bd50a1 
trap_fatal() at trap_fatal+0x301 0xffffffff80bd50a1 
trap_pfault() at trap_pfault+0x475 0xffffffff80bd56c5 
=== dmesg fix-kernel ===
hammer_btree_extract: bad record data 292 @ 90000000ffffffff
hammer_btree_extract: bad record data 292 @ 90000000ffffffff