From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mail-il1-f200.google.com (mail-il1-f200.google.com [209.85.166.200]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id ECD1447773 for ; Fri, 2 Feb 2024 13:26:28 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.166.200 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1706880390; cv=none; b=f9cSNoEHWKmkvj4FTiHxTTH9eab1Ev1zmhjeGpV9CuSpGA7dpK1TrI5P9Dhg2trIkzxxw8Q9M2z5j5RZ11NkXrPmJLGKY/28cylXd9P03OpuTDNa+eAq9oQOvOXHpePP3spU2BfYPuuK87pTOu1hAtuXiyjG39BS8cX/D5SqUeg= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1706880390; c=relaxed/simple; bh=n9JAP/MRpfuDlRnB3q/7KienYimz56drRy6yjpqGNBk=; h=MIME-Version:Date:Message-ID:Subject:From:To:Content-Type; b=sey4DKG0rHVuO9rOsXqGTEFhfOMkcTAwURv20ZJzJnW1/du79lq3mr1Co7R8fsl/KcdvZCiNvsCs7qa7XwUmnpBj9z1Vf0abVssb7J95c08hcAtelIJxvl7Ssdp9vKrcQ7myWdGIlb1nN7MlRq0O5oS24gP3ZND8tycak3V764I= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=fail (p=none dis=none) header.from=syzkaller.appspotmail.com; spf=pass smtp.mailfrom=M3KW2WVRGUFZ5GODRSRYTGD7.apphosting.bounces.google.com; arc=none smtp.client-ip=209.85.166.200 Authentication-Results: smtp.subspace.kernel.org; dmarc=fail (p=none dis=none) header.from=syzkaller.appspotmail.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=M3KW2WVRGUFZ5GODRSRYTGD7.apphosting.bounces.google.com Received: by mail-il1-f200.google.com with SMTP id e9e14a558f8ab-363b68b9af3so2970375ab.1 for ; Fri, 02 Feb 2024 05:26:28 -0800 (PST) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1706880388; x=1707485188; h=to:from:subject:message-id:date:mime-version:x-gm-message-state :from:to:cc:subject:date:message-id:reply-to; bh=t+8zk0DPxSwGdy+YMmgcVYuZNR2H0MyRvo5x5YvaCG0=; b=apvoKzZEmViORFT463F0RVlRbTLkRDRueYKtg1E0DdUUZbE1GA56KHhz1DnaNCPdjB PTZD8UcKfobXo4UTPenOpYrfTXzWG291b4T857Q8irpAic+JyG+Jmzy4zmhOcBp+8Eog dvEdJcwo2jmzBDGGWtK75DpBD+T01uync7TvaQ7+I9jGZZcwpxgriT0+6VG6zKIQIQg9 tbjU8NUX0m4KJxJUfgEiwaOF+OiNgqazd5m6JzEfFV2ZRSu0Yi2yBO+K/0adMxj6ELl+ a/O+EzVE+TvNujMC+PgsbkxCwJ1B7r39EuAKuepgvezQMFH2aXwqMHRULBXjdUDh2O0a icHQ== X-Gm-Message-State: AOJu0YxgznkRddJqc4a4ojlYRAloB9poC9EgH3Zfar3rJdPE3k2EaUET Xs9gi4h/hEvPFg5WJwYUtmHjKZj8B1yi/4Vdr2VPyR07ioWrqtJYSu/PE0WnqaxJu7dlDbF5/7u y42b/A0RDT2c/NTw0kAzmb/6sMtbYzz/qHl4xzLFhgkreXd9mbhUJZPw= X-Google-Smtp-Source: AGHT+IGeMcAl+YvWdQim1puPV6Vi/BUNQHcuzFmK7ymNoj2p5MDHFDMkujeWg/LdxLn1mItztoiLwD79SpyWQhyAPQ8viWGdhvh7 Precedence: bulk X-Mailing-List: netdev@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-Received: by 2002:a05:6e02:216b:b0:363:8e31:7667 with SMTP id s11-20020a056e02216b00b003638e317667mr707995ilv.3.1706880388123; Fri, 02 Feb 2024 05:26:28 -0800 (PST) Date: Fri, 02 Feb 2024 05:26:28 -0800 X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <0000000000003555920610660fbc@google.com> Subject: [syzbot] [net?] WARNING in __unix_gc From: syzbot To: davem@davemloft.net, edumazet@google.com, kuba@kernel.org, linux-kernel@vger.kernel.org, netdev@vger.kernel.org, pabeni@redhat.com, syzkaller-bugs@googlegroups.com Content-Type: text/plain; charset="UTF-8" Hello, syzbot found the following issue on: HEAD commit: 1701940b1a02 Merge branch 'tools-net-ynl-add-features-for-.. git tree: net-next console+strace: https://syzkaller.appspot.com/x/log.txt?x=15cbca88180000 kernel config: https://syzkaller.appspot.com/x/.config?x=43ed254f922f56d0 dashboard link: https://syzkaller.appspot.com/bug?extid=fa3ef895554bdbfd1183 compiler: gcc (Debian 12.2.0-14) 12.2.0, GNU ld (GNU Binutils for Debian) 2.40 syz repro: https://syzkaller.appspot.com/x/repro.syz?x=11b512ffe80000 C reproducer: https://syzkaller.appspot.com/x/repro.c?x=12d6927be80000 Downloadable assets: disk image: https://storage.googleapis.com/syzbot-assets/00090c03ed53/disk-1701940b.raw.xz vmlinux: https://storage.googleapis.com/syzbot-assets/fc03bbe45eb3/vmlinux-1701940b.xz kernel image: https://storage.googleapis.com/syzbot-assets/8a5b859954ca/bzImage-1701940b.xz IMPORTANT: if you fix the issue, please add the following tag to the commit: Reported-by: syzbot+fa3ef895554bdbfd1183@syzkaller.appspotmail.com ------------[ cut here ]------------ WARNING: CPU: 0 PID: 2863 at net/unix/garbage.c:345 __unix_gc+0xc74/0xe80 net/unix/garbage.c:345 Modules linked in: CPU: 0 PID: 2863 Comm: kworker/u4:11 Not tainted 6.8.0-rc1-syzkaller-00583-g1701940b1a02 #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/25/2024 Workqueue: events_unbound __unix_gc RIP: 0010:__unix_gc+0xc74/0xe80 net/unix/garbage.c:345 Code: 8b 5c 24 50 e9 86 f8 ff ff e8 f8 e4 22 f8 31 d2 48 c7 c6 30 6a 69 89 4c 89 ef e8 97 ef ff ff e9 80 f9 ff ff e8 dd e4 22 f8 90 <0f> 0b 90 e9 7b fd ff ff 48 89 df e8 5c e7 7c f8 e9 d3 f8 ff ff e8 RSP: 0018:ffffc9000b03fba0 EFLAGS: 00010293 RAX: 0000000000000000 RBX: ffffc9000b03fc10 RCX: ffffffff816c493e RDX: ffff88802c02d940 RSI: ffffffff896982f3 RDI: ffffc9000b03fb30 RBP: ffffc9000b03fce0 R08: 0000000000000001 R09: fffff52001607f66 R10: 0000000000000003 R11: 0000000000000002 R12: dffffc0000000000 R13: ffffc9000b03fc10 R14: ffffc9000b03fc10 R15: 0000000000000001 FS: 0000000000000000(0000) GS:ffff8880b9400000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00005559c8677a60 CR3: 000000000d57a000 CR4: 00000000003506f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: process_one_work+0x889/0x15e0 kernel/workqueue.c:2633 process_scheduled_works kernel/workqueue.c:2706 [inline] worker_thread+0x8b9/0x12a0 kernel/workqueue.c:2787 kthread+0x2c6/0x3b0 kernel/kthread.c:388 ret_from_fork+0x45/0x80 arch/x86/kernel/process.c:147 ret_from_fork_asm+0x1b/0x30 arch/x86/entry/entry_64.S:242 --- This report is generated by a bot. It may contain errors. See https://goo.gl/tpsmEJ for more information about syzbot. syzbot engineers can be reached at syzkaller@googlegroups.com. syzbot will keep track of this issue. See: https://goo.gl/tpsmEJ#status for how to communicate with syzbot. If the report is already addressed, let syzbot know by replying with: #syz fix: exact-commit-title If you want syzbot to run the reproducer, reply with: #syz test: git://repo/address.git branch-or-commit-hash If you attach or paste a git patch, syzbot will apply it before testing. If you want to overwrite report's subsystems, reply with: #syz set subsystems: new-subsystem (See the list of subsystem names on the web dashboard) If the report is a duplicate of another one, reply with: #syz dup: exact-subject-of-another-report If you want to undo deduplication, reply with: #syz undup