From: Eric Dumazet <[email protected]> Date: Mon, 30 Oct 2017 22:47:09 -0700
> From: Eric Dumazet <[email protected]> > > In the (unlikely) event fixup_permanent_addr() returns a failure, > addrconf_permanent_addr() calls ipv6_del_addr() without the > mandatory call to in6_ifa_hold(), leading to a refcount error, > spotted by syzkaller : ... > Fixes: f1705ec197e7 ("net: ipv6: Make address flushing on ifdown optional") > Signed-off-by: Eric Dumazet <[email protected]> > Cc: David Ahern <[email protected]> Applied and queued up for -stable.
