Re: BUG: corrupted list in rxrpc_local_processor

From: Jakub Kicinski
Date: Mon Aug 12 2019 - 18:40:59 EST


On Mon, 12 Aug 2019 15:32:00 -0700, syzbot wrote:
> syzbot has bisected this bug to:
>
> commit 427545b3046326cd7b4dbbd7869f08737df2ad2b
> Author: Jakub Kicinski <jakub.kicinski@xxxxxxxxxxxxx>
> Date: Tue Jul 9 02:53:12 2019 +0000
>
> nfp: tls: count TSO segments separately for the TLS offload
>
> bisection log: https://syzkaller.appspot.com/x/bisect.txt?x=11d04eee600000
> start commit: 125b7e09 net: tc35815: Explicitly check NET_IP_ALIGN is no..
> git tree: net
> final crash: https://syzkaller.appspot.com/x/report.txt?x=13d04eee600000
> console output: https://syzkaller.appspot.com/x/log.txt?x=15d04eee600000
> kernel config: https://syzkaller.appspot.com/x/.config?x=a4c9e9f08e9e8960
> dashboard link: https://syzkaller.appspot.com/bug?extid=193e29e9387ea5837f1d
> syz repro: https://syzkaller.appspot.com/x/repro.syz?x=159d4eba600000
> C reproducer: https://syzkaller.appspot.com/x/repro.c?x=16ba194a600000
>
> Reported-by: syzbot+193e29e9387ea5837f1d@xxxxxxxxxxxxxxxxxxxxxxxxx
> Fixes: 427545b30463 ("nfp: tls: count TSO segments separately for the TLS
> offload")
>
> For information about bisection process see: https://goo.gl/tpsmEJ#bisection

Is there a way perhaps to tell syzbot to discard clearly bogus
bisection results?