panic: pool_do_get: fdescpl free list modified: page 0xfffffd806c9d7000; item addr 0xfffffd806c9d7010; offset 0x48=0xdeaf4153
Starting stack trace...
panic(ffffffff82790067) at panic+0x155 sys/kern/subr_prf.c:229
pool_do_get(ffffffff82c74838,9,ffff800027dc5728) at pool_do_get+0x465 sys/kern/subr_pool.c:739
pool_get(ffffffff82c74838,9) at pool_get+0xb3 sys/kern/subr_pool.c:582
fdcopy(ffff80002b426010) at fdcopy+0x44 fdinit sys/kern/kern_descrip.c:1067 [inline]
fdcopy(ffff80002b426010) at fdcopy+0x44 sys/kern/kern_descrip.c:1106
process_new(ffff8000216df5e8,ffff80002b426010,1) at process_new+0x2bc sys/kern/kern_fork.c:255
fork1(ffff80002b4205b0,1,ffffffff810bbf00,0,ffff800027dc5970,0) at fork1+0x30c sys/kern/kern_fork.c:379
syscall(ffff800027dc59f0) at syscall+0x4a4 sys/arch/amd64/amd64/trap.c:625
Xsyscall() at Xsyscall+0x128
end of kernel
end trace frame: 0x7f7ffffe5f90, count: 249
End of stack trace.