linux-kernel - Re: [syzbot] [net?] [s390?] possible deadlock in smc

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Message-ID: <000000000000d4819606218a69a2@google.com>
Date: Sat, 07 Sep 2024 09:57:04 -0700
From: syzbot <syzbot+621fd56ba002faba6392@...kaller.appspotmail.com>
To: agordeev@...ux.ibm.com, aha310510@...il.com, alibuda@...ux.alibaba.com, 
	davem@...emloft.net, edumazet@...gle.com, guwen@...ux.alibaba.com, 
	jaka@...ux.ibm.com, johannes.berg@...el.com, johannes@...solutions.net, 
	kuba@...nel.org, linux-kernel@...r.kernel.org, linux-s390@...r.kernel.org, 
	linux-wireless@...r.kernel.org, netdev@...r.kernel.org, 
	nico.escande@...il.com, pabeni@...hat.com, syzkaller-bugs@...glegroups.com, 
	tonylu@...ux.alibaba.com, wenjia@...ux.ibm.com
Subject: Re: [syzbot] [net?] [s390?] possible deadlock in smc_release

syzbot suspects this issue was fixed by commit:

commit b7d7f11a291830fdf69d3301075dd0fb347ced84
Author: Nicolas Escande <nico.escande@...il.com>
Date:   Tue May 28 14:26:05 2024 +0000

    wifi: mac80211: mesh: Fix leak of mesh_preq_queue objects

bisection log:  https://syzkaller.appspot.com/x/bisect.txt?x=1536189f980000
start commit:   5f76499fb541 tsnep: Add link down PHY loopback support
git tree:       net-next
kernel config:  https://syzkaller.appspot.com/x/.config?x=bc36d99546fe9035
dashboard link: https://syzkaller.appspot.com/bug?extid=621fd56ba002faba6392
syz repro:      https://syzkaller.appspot.com/x/repro.syz?x=17ad7bc3e80000
C reproducer:   https://syzkaller.appspot.com/x/repro.c?x=1461e9a7e80000

If the result looks correct, please mark the issue as fixed by replying with:

#syz fix: wifi: mac80211: mesh: Fix leak of mesh_preq_queue objects

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