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Date:   Sun, 08 Mar 2020 23:58:03 -0700
From:   syzbot <syzbot+3fbea977bd382a4e6140@...kaller.appspotmail.com>
To:     ast@...nel.org, bmt@...ich.ibm.com, bpf@...r.kernel.org,
        daniel@...earbox.net, davem@...emloft.net, dledford@...hat.com,
        dsahern@...il.com, hawk@...nel.org, jakub.kicinski@...ronome.com,
        jgg@...pe.ca, jiri@...lanox.com, johannes.berg@...el.com,
        john.fastabend@...il.com, kafai@...com,
        linux-kernel@...r.kernel.org, linux-rdma@...r.kernel.org,
        mkubecek@...e.cz, netdev@...r.kernel.org, songliubraving@...com,
        syzkaller-bugs@...glegroups.com, yhs@...com
Subject: Re: possible deadlock in siw_create_listen

syzbot has bisected this bug to:

commit bfcccfe78b361f5f6ef48554aed5bcd30c72f67f
Author: Jakub Kicinski <jakub.kicinski@...ronome.com>
Date:   Tue Nov 5 21:26:11 2019 +0000

    netdevsim: drop code duplicated by a merge

bisection log:  https://syzkaller.appspot.com/x/bisect.txt?x=166d11c3e00000
start commit:   425c075d Merge branch 'tun-debug'
git tree:       net-next
final crash:    https://syzkaller.appspot.com/x/report.txt?x=156d11c3e00000
console output: https://syzkaller.appspot.com/x/log.txt?x=116d11c3e00000
kernel config:  https://syzkaller.appspot.com/x/.config?x=598678fc6e800071
dashboard link: https://syzkaller.appspot.com/bug?extid=3fbea977bd382a4e6140
syz repro:      https://syzkaller.appspot.com/x/repro.syz?x=10e3df31e00000
C reproducer:   https://syzkaller.appspot.com/x/repro.c?x=163d0439e00000

Reported-by: syzbot+3fbea977bd382a4e6140@...kaller.appspotmail.com
Fixes: bfcccfe78b36 ("netdevsim: drop code duplicated by a merge")

For information about bisection process see: https://goo.gl/tpsmEJ#bisection

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