panic: receive 3: so 0xfffffd806f6eb000, so_type 3, m 0xfffffd80665bde00, m_type 0 Stopped at db_enter+0x18: addq $0x8,%rsp TID PID UID PRFLAGS PFLAGS CPU COMMAND 94702 16969 0 0 0 1 syz-executor.1 *217058 6796 0 0 0 0K dhclient db_enter() at db_enter+0x18 sys/arch/amd64/amd64/db_interface.c:398 panic(ffffffff821cf1d1) at panic+0x15c sys/kern/subr_prf.c:207 soreceive(fffffd806f6eb000,0,ffff800020abd888,0,0,ffff800020abd794) at soreceive+0x1727 soo_read(fffffd80729f1558,ffff800020abd888,0) at soo_read+0x53 sys/kern/sys_socket.c:70 dofilereadv(ffff800020a7c4e8,6,ffff800020abd888,0,ffff800020abd970) at dofilereadv+0x1a1 sys/kern/sys_generic.c:237 sys_read(ffff800020a7c4e8,ffff800020abd920,ffff800020abd970) at sys_read+0x83 sys/kern/sys_generic.c:157 syscall(ffff800020abd9f0) at syscall+0x4a4 mi_syscall sys/sys/syscall_mi.h:102 [inline] syscall(ffff800020abd9f0) at syscall+0x4a4 sys/arch/amd64/amd64/trap.c:570 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x7f7ffffced90, count: 7 https://www.openbsd.org/ddb.html describes the minimum info required in bug reports. Insufficient info makes it difficult to find and fix bugs.