From: Hangbin Liu <liuhangbin@gmail.com>
To: Taehee Yoo <ap420073@gmail.com>
Cc: Eric Dumazet <edumazet@google.com>,
David Miller <davem@davemloft.net>,
Jakub Kicinski <kuba@kernel.org>, Paolo Abeni <pabeni@redhat.com>,
Hideaki YOSHIFUJI <yoshfuji@linux-ipv6.org>,
David Ahern <dsahern@kernel.org>, netdev <netdev@vger.kernel.org>
Subject: Re: [PATCH net] net: mld: do not use system_wq in the mld
Date: Fri, 22 Jul 2022 12:23:54 +0800 [thread overview]
Message-ID: <YtomWhU9lR3ftEM+@Laptop-X1> (raw)
In-Reply-To: <YtoNCKyTPNPotFhp@Laptop-X1>
On Fri, Jul 22, 2022 at 10:35:52AM +0800, Hangbin Liu wrote:
> > I found this bug while testing another syzbot report.
> > (https://syzkaller.appspot.com/bug?id=ed41eaa4367b421d37aab5dee25e3f4c91ceae93)
> > And I can't find the same case in the syzbot reports list.
> >
> > I just use some command lines and many kernel debug options such as
> > kmemleak, kasan, lockdep, and others.
> >
>
> Hi Taehee,
>
> I got a similar issue with yours after Eric's 2d3916f31891
> ("ipv6: fix skb drops in igmp6_event_query() and igmp6_event_report()").
> I use force_mld_version=1 and adding a lot of IPv6 address to generate the
> mld reports flood. Here is my reproducer:
BTW, thanks for your fix. With your patch the issue is fixed. Please feel free
to add
Tested-by: Hangbin Liu <liuhangbin@gmail.com>
Cheers
Hangbin
next prev parent reply other threads:[~2022-07-22 4:24 UTC|newest]
Thread overview: 9+ messages / expand[flat|nested] mbox.gz Atom feed top
2022-07-21 12:03 [PATCH net] net: mld: do not use system_wq in the mld Taehee Yoo
2022-07-21 14:04 ` Eric Dumazet
2022-07-21 17:53 ` Taehee Yoo
2022-07-21 18:34 ` Eric Dumazet
2022-07-21 19:01 ` Taehee Yoo
2022-07-22 2:35 ` Hangbin Liu
2022-07-22 4:23 ` Hangbin Liu [this message]
2022-07-22 4:50 ` Taehee Yoo
2022-07-22 6:16 ` Hangbin Liu
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