re(4) use-after-free

2014-12-09 Thread Shawn Webb
Hey FreeBSD Peeps, I just got a new laptop (Lenovo Y50-70) that has a Realtek RTL8111/8168B NIC in it. When running `dhclient re0`, I get a message on the console from the kernel: Memory modified after free 0xf8001bd85800(2048) val= @ 0xf8001bd85800 re0 fails to grab an IP via

Re: re(4) use-after-free

2014-12-09 Thread Ben Perrault
Shawn, I have the same problem on a Lenovo Y40 and a few other systems with that interface. To work around it, I've done: ifconfig re0 down ifconfig re0 -tso ifconfig re0 up ( and give it a go 15 seconds ) and dhclient should do it's thing. The only way I've been able to get -tso and DHCP