Re: [net/tls] kernel BUG at include/linux/scatterlist.h:LINE!

On Mon, 18 Nov 2019 20:57:07 -0800, Eric Biggers wrote:

On Wed, May 22, 2019 at 08:58:05AM -0700, syzbot wrote:

quoted

Hello,

syzbot found the following crash on:

HEAD commit:    af8f3fb7 net: stmmac: dma channel control register need to..
git tree:       net
console output: https://syzkaller.appspot.com/x/log.txt?x=17c2d418a00000
kernel config:  https://syzkaller.appspot.com/x/.config?x=fc045131472947d7
dashboard link: https://syzkaller.appspot.com/bug?extid=df0d4ec12332661dd1f9
compiler:       gcc (GCC) 9.0.0 20181231 (experimental)
syz repro:      https://syzkaller.appspot.com/x/repro.syz?x=15b53ce4a00000
C reproducer:   https://syzkaller.appspot.com/x/repro.c?x=14b0aa52a00000

This looks like a TLS bug that is still valid.  Can you please look into it?
Here's the same crash from net-next today (commit 19b7e21c55c8):
https://syzkaller.appspot.com/text?tag=CrashReport&x=16380c6ae00000

Thanks for brining it up, I should be able to get to it in the next
two days.