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 Wed, 22 Sep 2021 11:48:14 -0700 (PDT)
Date: Wed, 22 Sep 2021 11:48:14 -0700
In-Reply-To: <e973fea7d5aa864281a6b39913585518097ce67e.camel@redhat.com>
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Subject: Re: [syzbot] possible deadlock in mptcp_close
From: syzbot <syzbot+1dd53f7a89b299d59eaf@syzkaller.appspotmail.com>
To: mptcp@lists.linux.dev, pabeni@redhat.com, syzkaller-bugs@googlegroups.com
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Hello,

syzbot tried to test the proposed patch but the build/boot failed:

ERROR: modpost: "lock_sock_fast" [vmlinux] is a static EXPORT_SYMBOL


Tested on:

commit:         977d293e mptcp: ensure tx skbs always have the MPTCP ext
git tree:       net
dashboard link: https://syzkaller.appspot.com/bug?extid=1dd53f7a89b299d59eaf
compiler:       gcc (Debian 10.2.1-6) 10.2.1 20210110, GNU ld (GNU Binutils for Debian) 2.35.2
patch:          https://syzkaller.appspot.com/x/patch.diff?x=152aa7f3300000