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From: syzbot <syzbot+252bc5c744d0bba917e1@syzkaller.appspotmail.com>
To: andrii@kernel.org, ast@kernel.org, bpf@vger.kernel.org,
	 daniel@iogearbox.net, eddyz87@gmail.com, haoluo@google.com,
	 john.fastabend@gmail.com, jolsa@kernel.org, kpsingh@kernel.org,
	 linux-kernel@vger.kernel.org, martin.lau@linux.dev,
	memxor@gmail.com,  netdev@vger.kernel.org, song@kernel.org,
	syzkaller-bugs@googlegroups.com,  yonghong.song@linux.dev
Subject: Re: [syzbot] [bpf?] possible deadlock in queue_stack_map_push_elem
Date: Thu, 10 Apr 2025 06:08:04 -0700	[thread overview]
Message-ID: <67f7c2b4.050a0220.355867.0002.GAE@google.com> (raw)
In-Reply-To: <20250410124124.1189471-1-memxor@gmail.com>

Hello,

syzbot has tested the proposed patch but the reproducer is still triggering an issue:
unregister_netdevice: waiting for DEV to become free

unregister_netdevice: waiting for batadv0 to become free. Usage count = 3


Tested on:

commit:         e403941b bpf: Convert ringbuf.c to rqspinlock
git tree:       https://github.com/kkdwivedi/linux.git res-lock-next
console output: https://syzkaller.appspot.com/x/log.txt?x=1511f74c580000
kernel config:  https://syzkaller.appspot.com/x/.config?x=ea2b297a0891c87e
dashboard link: https://syzkaller.appspot.com/bug?extid=252bc5c744d0bba917e1
compiler:       gcc (Debian 12.2.0-14) 12.2.0, GNU ld (GNU Binutils for Debian) 2.40

Note: no patches were applied.

      reply	other threads:[~2025-04-10 13:08 UTC|newest]

Thread overview: 3+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2024-04-17 21:25 [syzbot] [bpf?] possible deadlock in queue_stack_map_push_elem syzbot
2025-04-10 12:41 ` Kumar Kartikeya Dwivedi
2025-04-10 13:08   ` syzbot [this message]

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