Re: [syzbot] divide error in genelink_tx_fixup

From: Oliver Neukum
Date: Tue Oct 19 2021 - 04:41:09 EST



On 18.10.21 20:55, syzbot wrote:
> Hello,
>
> syzbot found the following issue on:
>
> HEAD commit: 660a92a59b9e usb: xhci: Enable runtime-pm by default on AM..
> git tree: https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb.git usb-testing
> console output: https://syzkaller.appspot.com/x/log.txt?x=1506ccf0b00000
> kernel config: https://syzkaller.appspot.com/x/.config?x=5016916cdc0a4a84
> dashboard link: https://syzkaller.appspot.com/bug?extid=a6ec4dd9d38cb9261a77
> compiler: gcc (Debian 10.2.1-6) 10.2.1 20210110, GNU ld (GNU Binutils for Debian) 2.35.2
> syz repro: https://syzkaller.appspot.com/x/repro.syz?x=11308734b00000
> C reproducer: https://syzkaller.appspot.com/x/repro.c?x=12f56f68b00000
>
> IMPORTANT: if you fix the issue, please add the following tag to the commit:
> Reported-by: syzbot+a6ec4dd9d38cb9261a77@xxxxxxxxxxxxxxxxxxxxxxxxx

#syz test   https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb.git c03fb16bafdf