panic: trap type 8, code=0, pc=ffffffff81455f0f
Starting stack trace...
panic(ffffffff82572013) at panic+0x155 sys/kern/subr_prf.c:229
kerntrap(ffff800027ec30f0) at kerntrap+0x1b7 sys/arch/amd64/amd64/trap.c:313
alltraps_kern_meltdown() at alltraps_kern_meltdown+0x7b
rc4_keysetup(ffff800027e57392,ffff800027e574a4,0) at rc4_keysetup+0xaf sys/crypto/arc4.c:41
pipex_mppe_init(ffff800027e57378,ffff815a,4193,ffff800000dd3a6c,ffff815a) at pipex_mppe_init+0x207 sys/net/pipex.c:2319
pipex_init_session(ffff800027ec3378,ffff800000dd3800) at pipex_init_session+0x5d6 pipex_session_init_mppe_recv sys/net/pipex.c:2327 [inline]
pipex_init_session(ffff800027ec3378,ffff800000dd3800) at pipex_init_session+0x5d6 sys/net/pipex.c:385
pppacioctl(4086334,82907003,ffff800000dd3800,1,ffff800021704d30) at pppacioctl+0x156 pppac_add_session sys/net/if_pppx.c:1315 [inline]
pppacioctl(4086334,82907003,ffff800000dd3800,1,ffff800021704d30) at pppacioctl+0x156 sys/net/if_pppx.c:1165
VOP_IOCTL(fffffd80746deea8,82907003,ffff800000dd3800,1,fffffd807f7d77b8,ffff800021704d30) at VOP_IOCTL+0x8d sys/kern/vfs_vops.c:264
vn_ioctl(fffffd806fd43628,82907003,ffff800000dd3800,ffff800021704d30) at vn_ioctl+0xb7 sys/kern/vfs_vnops.c:525
sys_ioctl(ffff800021704d30,ffff800027ec36c8,ffff800027ec3720) at sys_ioctl+0x49e
syscall(ffff800027ec3790) at syscall+0x447 sys/arch/amd64/amd64/trap.c:585
Xsyscall() at Xsyscall+0x128
end of kernel
end trace frame: 0x4ad8ed21020, count: 245
End of stack trace.