panic: pool_do_get: sockpl free list modified: page 0xfffffd805af8c000; item addr 0xfffffd805af8cdab; offset 0x0=0x812e2052cd56575d != 0x52cd56575d86fb69 Stopped at db_enter+0x1c: addq $0x8,%rsp TID PID UID PRFLAGS PFLAGS CPU COMMAND *180751 10685 0 0 0x4000000 0 syz-executor.5 db_enter() at db_enter+0x1c sys/arch/amd64/amd64/db_interface.c:437 panic(ffffffff8293b444) at panic+0x165 sys/kern/subr_prf.c:198 pool_do_get(ffffffff82d5bbc0,9,ffff80002e131828) at pool_do_get+0x427 sys/kern/subr_pool.c:738 pool_get(ffffffff82d5bbc0,9) at pool_get+0xb7 sys/kern/subr_pool.c:582 soalloc(ffffffff829640e0,1) at soalloc+0x58 sys/kern/uipc_socket.c:142 socreate(1,ffff80002e131958,1,0) at socreate+0xa8 sys/kern/uipc_socket.c:192 sys_socketpair(ffff80002a61dd48,ffff80002e131ab0,ffff80002e131a00) at sys_socketpair+0xab sys/kern/uipc_syscalls.c:477 syscall(ffff80002e131ab0) at syscall+0x751 sys/arch/amd64/amd64/trap.c:577 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0xcfcde030fe0, count: 6 https://www.openbsd.org/ddb.html describes the minimum info required in bug reports. Insufficient info makes it difficult to find and fix bugs.