Re: WARNING in dev_vprintk_emit

2018-05-14 Thread Johannes Berg
On Sun, 2018-05-13 at 11:47 -0700, Eric Biggers wrote: > The bug is that mac80211_hwsim allows creating device names that are too long, > via HWSIM_CMD_NEW_RADIO. Commit a7cfebcb7594a2 ("cfg80211: limit wiphy names > to > 128 bytes") limited them to 128 bytes, but it's not enough because > dev_v

Re: WARNING in dev_vprintk_emit

2018-05-13 Thread Eric Biggers
[+MAC80211 list and maintainer] On Wed, Jan 17, 2018 at 05:58:01AM -0800, syzbot wrote: > Hello, > > syzkaller hit the following crash on > c92a9a461dff6140c539c61e457aa97df29517d6 > git://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/master > compiler: gcc (GCC) 7.1.1 20170620 > .co