Re: KASAN: use-after-free Read in tls_write_space

On Fri, 06 Jul 2018 00:36:02 -0700, syzbot wrote:

Hello,

syzbot found the following crash on:

HEAD commit:    1a84d7fdb5fc Merge branch 'mlxsw-Add-resource-scale-tests'
git tree:       net-next
console output: https://syzkaller.appspot.com/x/log.txt?x=17dec75c400000
kernel config:  https://syzkaller.appspot.com/x/.config?x=a63be0c83e84d370
dashboard link: https://syzkaller.appspot.com/bug?extid=2134b6b74dec9f8c760f
compiler:       gcc (GCC) 8.0.1 20180413 (experimental)

Unfortunately, I don't have any reproducer for this crash yet.

IMPORTANT: if you fix the bug, please add the following tag to the commit:
Reported-by: syzbot+2134b6b74dec9f8c760f@syzkaller.appspotmail.com

#syz dup: general protection fault in tls_write_space