Re: [tipc-discussion] inconsistent lock state in icmp_send

[Jon M. <jon...@er...>]

Just another manifestation of  syz...@sy...

We have just posted a patch fixing this.

///jon

> Signed-off-by: Xin Long <luc...@gm...>

> -----Original Message-----
> From: net...@vg... <net...@vg...>
> On Behalf Of syzbot
> Sent: 24-Mar-19 14:38
> To: da...@da...; Jon Maloy <jon...@er...>;
> ku...@ms...; lin...@vg...;
> ne...@vg...; syz...@go...; tipc-
> dis...@li...; yin...@wi...; yoshfuji@linux-
> ipv6.org
> Subject: Re: inconsistent lock state in icmp_send
> 
> syzbot has bisected this bug to:
> 
> commit 52dfae5c85a4c1078e9f1d5e8947d4a25f73dd81
> Author: Jon Maloy <jon...@er...>
> Date:   Thu Mar 22 19:42:52 2018 +0000
> 
>      tipc: obtain node identity from interface by default
> 
> bisection log:  https://syzkaller.appspot.com/x/bisect.txt?x=12619917200000
> start commit:   f5d58277 Merge branch 'for-linus' of git://git.kernel.org/..
> git tree:       upstream
> final crash:    https://syzkaller.appspot.com/x/report.txt?x=11619917200000
> console output: https://syzkaller.appspot.com/x/log.txt?x=16619917200000
> kernel config:  https://syzkaller.appspot.com/x/.config?x=c8970c89a0efbb23
> dashboard link:
> https://syzkaller.appspot.com/bug?extid=251ec6887ada6eac4921
> syz repro:      https://syzkaller.appspot.com/x/repro.syz?x=10ab6ba3400000
> 
> Reported-by: syz...@sy...
> Fixes: 52dfae5c85a4 ("tipc: obtain node identity from interface by default")
> 
> For information about bisection process see:
> https://goo.gl/tpsmEJ#bisection